完整代码演示PHP上传多个文件_PHP教程
php
einmal
上传
介绍
代码
um
多个
ganz
文件
演示
前几天看了一本关于PHP的书，让我感触很深，我先介绍一下PHP的发展史，然后在教大家一个PHP上传多个文件的一个小技巧。让我们先来简单的介绍一下PHP吧！PHP 最初是1994年Rasmus Lerdorf创建的，刚刚开始只是一个简单的用Perl语言编写的程序，用来统计他自己网站的访问者。后来又用C语言重新编写，包括可以访问数据库。
PHP上传多个文件代码实现：
<ol class="dp-xml">
<li class="alt"><span><strong><font color="#006699"><span class="tag"></span><span class="tag-name">php</span></font></strong><span> </span></span></li>
<li class=""><span>require_once("include/upload.class.php"); </span></li>
<li class="alt"><span>if($_POST["button"]) </span></li>
<li class=""><span>{ </span></li>
<li class="alt"><span>//print_r($_FILES); </span></li>
<li class=""><span>//多个上传 </span></li>
<li class="alt">
<span>//$</span><span class="attribute"><font color="#ff0000">upload</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">newTTRUpload</font></span><span>($_FILES,"ANY");//同下 </span>
</li>
<li class=""><span> </span></li>
<li class="alt">
<span>$</span><span class="attribute"><font color="#ff0000">upload</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">newTTRUpload</font></span><span>(array($_FILES["file1"],$_FILES["file2"],$_FILES["file3"],$_FILES["file4"]),"ANY"); </span>
</li>
<li class=""><span> </span></li>
<li class="alt"><span>//单个上传 </span></li>
<li class="">
<span>//$</span><span class="attribute"><font color="#ff0000">upload</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">newTTRUpload</font></span><span>($_FILES["file1"]); </span>
</li>
<li class="alt">
<span>$upload-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>upload(); </span>
</li>
<li class="">
<span>echo$upload-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>getUploadFileName(); </span>
</li>
<li class="alt"><span>} </span></li>
<li class="">
<span></span><span class="tag"><strong><font color="#006699">?></font></strong></span><span> </span>
</li>
<li class="alt">
<span>-//W3C//DTDXHTML1.0Transitional//EN""http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"</span><span class="tag"><strong><font color="#006699">></font></strong></span><span> </span>
</li>
<li class="">
<span></span><span class="tag"><strong><font color="#006699"></font></strong></span><span class="attribute"><font color="#ff0000">htmlxmlns</font></span><span class="tag-name"><strong><font color="#006699">htmlxmlns</font></strong></span><span>=</span><span class="attribute-value"><font color="#0000ff">"http://www.w3.org/1999/xhtml"</font></span><span class="tag"><strong><font color="#006699">></font></strong></span><span> </span>
</li>
<li class="alt">
<span></span><strong><font color="#006699"><span class="tag"><span class="tag-name">head</span><span class="tag">></span></span></font></strong><span> </span>
</li>
<li class="">
<span></span><span class="tag"><strong><font color="#006699"></font></strong></span><span class="attribute"><font color="#ff0000">metahttp-equiv</font></span><span class="tag-name"><strong><font color="#006699">metahttp-equiv</font></strong></span><span>="Content-Type"</span><span class="attribute-value"><font color="#0000ff">content</font></span><span>="text/html;</span><span class="attribute"><font color="#ff0000">charset</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">utf</font></span><span>-8"</span><span class="tag"><strong><font color="#006699">/></font></strong></span><span> </span>
</li>
<li class="alt">
<span></span><strong><font color="#006699"><span class="tag"><span class="tag-name">title</span><span class="tag">></span></span></font></strong><span>UntitledDocument</span><strong><font color="#006699"><span class="tag"></span><span class="tag-name">title</span><span class="tag">></span></font></strong><span> </span>
</li>
<li class="">
<span></span><strong><font color="#006699"><span class="tag"></span><span class="tag-name">head</span><span class="tag">></span></font></strong><span> </span>
</li>
<li class="alt"><span> </span></li>
<li class="">
<span></span><strong><font color="#006699"><span class="tag"><span class="tag-name">body</span><span class="tag">></span></span></font></strong><span> </span>
</li>
<li class="alt">
<span></span><span class="tag"><strong><font color="#006699"></font></strong></span><span class="attribute"><font color="#ff0000">formaction</font></span><span class="tag-name"><strong><font color="#006699">formaction</font></strong></span><span>=""</span><span class="attribute-value"><font color="#0000ff">method</font></span><span>="post"</span><span class="attribute"><font color="#ff0000">enctype</font></span><span>="multipart/form-data"</span><span class="attribute-value"><font color="#0000ff">name</font></span><span>="form1"</span><span class="attribute"><font color="#ff0000">id</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">"form1"</font></span><span class="tag"><strong><font color="#006699">></font></strong></span><span> </span>
</li>
<li class="">
<span></span><span class="tag"><strong><font color="#006699"></font></strong></span><span class="attribute"><font color="#ff0000">inputtype</font></span><span class="tag-name"><strong><font color="#006699">inputtype</font></strong></span><span>="file"</span><span class="attribute-value"><font color="#0000ff">name</font></span><span>="file1"</span><span class="attribute"><font color="#ff0000">id</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">"file1"</font></span><span class="tag"><strong><font color="#006699">/></font></strong></span><span> </span>
</li>
<li class="alt">
<span></span><strong><font color="#006699"><span class="tag"><span class="tag-name">br</span><span class="tag">/></span></span></font></strong><span> </span>
</li>
<li class="">
<span></span><span class="tag"><strong><font color="#006699"></font></strong></span><span class="attribute"><font color="#ff0000">inputtype</font></span><span class="tag-name"><strong><font color="#006699">inputtype</font></strong></span><span>="file"</span><span class="attribute-value"><font color="#0000ff">name</font></span><span>="file2"</span><span class="attribute"><font color="#ff0000">id</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">"file2"</font></span><span class="tag"><strong><font color="#006699">/></font></strong></span><span> </span>
</li>
<li class="alt">
<span></span><strong><font color="#006699"><span class="tag"><span class="tag-name">br</span><span class="tag">/></span></span></font></strong><span> </span>
</li>
<li class="">
<span></span><span class="tag"><strong><font color="#006699"></font></strong></span><span class="attribute"><font color="#ff0000">inputtype</font></span><span class="tag-name"><strong><font color="#006699">inputtype</font></strong></span><span>="file"</span><span class="attribute-value"><font color="#0000ff">name</font></span><span>="file3"</span><span class="attribute"><font color="#ff0000">id</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">"file3"</font></span><span class="tag"><strong><font color="#006699">/></font></strong></span><span> </span>
</li>
<li class="alt">
<span></span><strong><font color="#006699"><span class="tag"><span class="tag-name">br</span><span class="tag">/></span></span></font></strong><span> </span>
</li>
<li class="">
<span></span><span class="tag"><strong><font color="#006699"></font></strong></span><span class="attribute"><font color="#ff0000">inputtype</font></span><span class="tag-name"><strong><font color="#006699">inputtype</font></strong></span><span>="file"</span><span class="attribute-value"><font color="#0000ff">name</font></span><span>="file4"</span><span class="attribute"><font color="#ff0000">id</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">"file4"</font></span><span class="tag"><strong><font color="#006699">/></font></strong></span><span> </span>
</li>
<li class="alt">
<span></span><strong><font color="#006699"><span class="tag"><span class="tag-name">br</span><span class="tag">/></span></span></font></strong><span> </span>
</li>
<li class="">
<span></span><span class="tag"><strong><font color="#006699"></font></strong></span><span class="attribute"><font color="#ff0000">inputtype</font></span><span class="tag-name"><strong><font color="#006699">inputtype</font></strong></span><span>="submit"</span><span class="attribute-value"><font color="#0000ff">name</font></span><span>="button"</span><span class="attribute"><font color="#ff0000">id</font></span><span>="button"</span><span class="attribute-value"><font color="#0000ff">value</font></span><span>="Submit"</span><span class="tag"><strong><font color="#006699">/></font></strong></span><span> </span>
</li>
<li class="alt">
<span></span><strong><font color="#006699"><span class="tag"></span><span class="tag-name">form</span><span class="tag">></span></font></strong><span> </span>
</li>
<li class="">
<span></span><strong><font color="#006699"><span class="tag"></span><span class="tag-name">body</span><span class="tag">></span></font></strong><span> </span>
</li>
<li class="alt">
<span></span><strong><font color="#006699"><span class="tag"></span><span class="tag-name">html</span><span class="tag">></span></font></strong><span> </span>
</li>
<li class=""><span> </span></li>
<li class="alt">
<span></span><strong><font color="#006699"><span class="tag"></span><span class="tag-name">php</span></font></strong><span> </span>
</li>
<li class=""><span>classTTRUploadextendsError </span></li>
<li class="alt"><span>{ </span></li>
<li class="">
<span></span><span class="attribute"><font color="#ff0000">constfilesize</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">81200000</font></span><span>; </span>
</li>
<li class="alt">
<span>private$</span><span class="attribute"><font color="#ff0000">uploadpath</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">"uploadfile/"</font></span><span>; </span>
</li>
<li class="">
<span>private$</span><span class="attribute"><font color="#ff0000">savepath</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">null</font></span><span>; </span>
</li>
<li class="alt">
<span>private$</span><span class="attribute"><font color="#ff0000">uploadfilename</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">null</font></span><span>;//单个文件为文件名，批量文件为xxxx|xxxx格式，请注意 </span>
</li>
<li class="">
<span>private$</span><span class="attribute"><font color="#ff0000">ext</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">array</font></span><span>("jpg","gif","png"); </span>
</li>
<li class="alt">
<span>private$</span><span class="attribute"><font color="#ff0000">error</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">null</font></span><span>; </span>
</li>
<li class="">
<span>private$</span><span class="attribute"><font color="#ff0000">file</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">null</font></span><span>; </span>
</li>
<li class="alt">
<span>private$</span><span class="attribute"><font color="#ff0000">uploadtype</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">null</font></span><span>; </span>
</li>
<li class="">
<span>private$</span><span class="attribute"><font color="#ff0000">filename</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">null</font></span><span>; </span>
</li>
<li class="alt"><span> </span></li>
<li class=""><span>//构造函数，$type:ONE单个上传ANY批量上传; </span></li>
<li class="alt">
<span>publicfunction__construct($file,$</span><span class="attribute"><font color="#ff0000">type</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">"ONE"</font></span><span>) </span>
</li>
<li class=""><span>{ </span></li>
<li class="alt"><span>if($type!="ONE"&&$type!="ANY") </span></li>
<li class=""><span>{ </span></li>
<li class="alt">
<span>echo"</span><span class="tag"><strong><font color="#006699"></font></strong></span><span class="attribute"><font color="#ff0000">scriptlanguage</font></span><span class="tag-name"><strong><font color="#006699">scriptlanguage</font></strong></span><span>=</span><span class="attribute-value"><font color="#0000ff">'javascript'</font></span><span class="tag"><strong><font color="#006699">></font></strong></span><span>alert('初始化请选择ONE或者ANY')</span><strong><font color="#006699"><span class="tag"></span><span class="tag-name">script</span><span class="tag">></span></font></strong><span>"; </span>
</li>
<li class=""><span>exit; </span></li>
<li class="alt"><span>} </span></li>
<li class="">
<span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">uploadtype</font></span><span>=$type; </span>
</li>
<li class="alt">
<span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">file</font></span><span>=$file; </span>
</li>
<li class=""><span>} </span></li>
<li class="alt"><span> </span></li>
<li class=""><span>privatefunctioncreateFileName() </span></li>
<li class="alt"><span>{ </span></li>
<li class="">
<span>return$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">filename</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">"TTR_"</font></span><span>.time().$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>getRandomN(4); </span>
</li>
<li class="alt"><span>} </span></li>
<li class=""><span> </span></li>
<li class="alt"><span>privatefunctiongetUploadPath() </span></li>
<li class=""><span>{ </span></li>
<li class="alt">
<span>if(substr($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>uploadpath,-1,1)!="/") </span>
</li>
<li class=""><span>{ </span></li>
<li class="alt">
<span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">savepath</font></span><span>=$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>uploadpath."/".date("Ym"); </span>
</li>
<li class=""><span>}else{ </span></li>
<li class="alt">
<span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">savepath</font></span><span>=$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>uploadpath.date("Ym"); </span>
</li>
<li class=""><span>} </span></li>
<li class="alt">
<span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">savepath</font></span><span>=$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>getFolder($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>savepath); </span>
</li>
<li class=""><span>returntrue; </span></li>
<li class="alt"><span>} </span></li>
<li class=""><span> </span></li>
<li class="alt"><span>privatefunctiongetFileExt($tempfilename) </span></li>
<li class=""><span>{ </span></li>
<li class="alt"><span>returnend(explode(".",$tempfilename)); </span></li>
<li class=""><span>} </span></li>
<li class="alt"><span> </span></li>
<li class=""><span>privatefunctiongetExt() </span></li>
<li class="alt"><span>{ </span></li>
<li class="">
<span>if(in_array(strtolower($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>getFileExt($tempfilename)),$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>ext)) </span>
</li>
<li class="alt"><span>{ </span></li>
<li class=""><span>returntrue; </span></li>
<li class="alt"><span>}else{ </span></li>
<li class=""><span>returnfalse; </span></li>
<li class="alt"><span>} </span></li>
<li class=""><span>} </span></li>
<li class="alt"><span> </span></li>
<li class=""><span>privatefunctiongetFolder($folder) </span></li>
<li class="alt"><span>{ </span></li>
<li class=""><span>if(!is_dir($folder)) </span></li>
<li class="alt"><span>{ </span></li>
<li class=""><span>mkdir($folder); </span></li>
<li class="alt"><span>} </span></li>
<li class=""><span>return$folder."/"; </span></li>
<li class="alt"><span>} </span></li>
<li class=""><span> </span></li>
<li class="alt"><span> </span></li>
<li class=""><span>publicfunctionupload() </span></li>
<li class="alt"><span>{ </span></li>
<li class="">
<span>if($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">uploadtype</font></span><span>=="ONE") </span>
</li>
<li class="alt"><span>{ </span></li>
<li class=""><span> </span></li>
<li class="alt"><span> </span></li>
<li class="">
<span>if($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>getExt($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>file["type"])) </span>
</li>
<li class="alt"><span>{ </span></li>
<li class=""><span> </span></li>
<li class="alt"><span>parent::errorExt(); </span></li>
<li class=""><span> </span></li>
<li class="alt">
<span>}elseif($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>file["size"]</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>self::filesize){ </span>
</li>
<li class=""><span> </span></li>
<li class="alt"><span>parent::errorFileSize(); </span></li>
<li class=""><span> </span></li>
<li class="alt">
<span>}elseif(!$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>getUploadPath()){ </span>
</li>
<li class=""><span> </span></li>
<li class="alt"><span>parent::errorUploadPath(); </span></li>
<li class=""><span> </span></li>
<li class="alt"><span>}else{ </span></li>
<li class="">
<span>$</span><span class="attribute"><font color="#ff0000">filenametemp</font></span><span>=$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>createFileName(); </span>
</li>
<li class="alt">
<span>$</span><span class="attribute"><font color="#ff0000">filename</font></span><span>=$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>savepath.$filenametemp.".".$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>getFileExt($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>file["name"]); </span>
</li>
<li class="">
<span>if(move_uploaded_file($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>file["tmp_name"],$filename)) </span>
</li>
<li class="alt"><span>{ </span></li>
<li class="">
<span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">uploadfilename</font></span><span>=$filenametemp; </span>
</li>
<li class="alt"><span>parent::okMoved(); </span></li>
<li class=""><span> </span></li>
<li class="alt"><span> </span></li>
<li class=""><span>}else{ </span></li>
<li class="alt"><span>parent::errorMoveUpload(); </span></li>
<li class=""><span>} </span></li>
<li class="alt"><span>} </span></li>
<li class="">
<span>}elseif($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">uploadtype</font></span><span>=="ANY"){ </span>
</li>
<li class="alt"><span> </span></li>
<li class="">
<span>for($</span><span class="attribute"><font color="#ff0000">i</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">0</font></span><span>;$i</span><strong><font color="#006699"><span class="tag"><span class="tag-name">count</span></span></font></strong><span>($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>file);$i++) </span>
</li>
<li class="alt"><span>{ </span></li>
<li class=""><span> </span></li>
<li class="alt">
<span>if($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>getExt($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>file[$i]["type"])) </span>
</li>
<li class=""><span>{ </span></li>
<li class="alt"><span>parent::errorExt(); </span></li>
<li class=""><span> </span></li>
<li class="alt">
<span>}elseif($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>file[$i]["size"]</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>self::filesize){ </span>
</li>
<li class=""><span> </span></li>
<li class="alt"><span>parent::errorFileSize(); </span></li>
<li class=""><span> </span></li>
<li class="alt">
<span>}elseif(!$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>getUploadPath()){ </span>
</li>
<li class=""><span> </span></li>
<li class="alt"><span>parent::errorUploadPath(); </span></li>
<li class=""><span> </span></li>
<li class="alt"><span>}else{ </span></li>
<li class="">
<span>$</span><span class="attribute"><font color="#ff0000">filenametemp</font></span><span>=$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>createFileName(); </span>
</li>
<li class="alt">
<span>$</span><span class="attribute"><font color="#ff0000">filename</font></span><span>=$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>savepath.$filenametemp.".".$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>getFileExt($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>file[$i]["name"]); </span>
</li>
<li class="">
<span>if(move_uploaded_file($this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>file[$i]["tmp_name"],$filename)) </span>
</li>
<li class="alt"><span>{ </span></li>
<li class="">
<span>$</span><span class="attribute"><font color="#ff0000">str.</font></span><span>=$filenametemp."|"; </span>
</li>
<li class="alt"><span> </span></li>
<li class=""><span>}else{ </span></li>
<li class="alt"><span>parent::errorMoveUpload(); </span></li>
<li class=""><span>} </span></li>
<li class="alt"><span> </span></li>
<li class=""><span>} </span></li>
<li class="alt"><span> </span></li>
<li class=""><span>} </span></li>
<li class="alt">
<span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">uploadfilename</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">substr</font></span><span>($str,0,strlen($str)-1); </span>
</li>
<li class=""><span>parent::okMoved(); </span></li>
<li class="alt"><span>} </span></li>
<li class=""><span>} </span></li>
<li class="alt"><span> </span></li>
<li class=""><span>publicfunctiongetUploadFileName() </span></li>
<li class="alt"><span>{ </span></li>
<li class="">
<span>return$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>uploadfilename; </span>
</li>
<li class="alt"><span>} </span></li>
<li class=""><span> </span></li>
<li class="alt"><span>publicfunctionsetUploadPath($path) </span></li>
<li class=""><span>{ </span></li>
<li class="alt">
<span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">uploadpath</font></span><span>=$path; </span>
</li>
<li class=""><span>} </span></li>
<li class="alt"><span> </span></li>
<li class=""><span> </span></li>
<li class="alt"><span>privatefunctiongetRandomN($n) </span></li>
<li class=""><span>{ </span></li>
<li class="alt">
<span>if($n</span><strong><font color="#006699"><span class="tag"><span class="tag-name">1</span></span></font></strong><span>||$n</span><span class="tag"><strong><font color="#006699">></font></strong></span><span>10)return""; </span>
</li>
<li class=""><span> </span></li>
<li class="alt">
<span>$</span><span class="attribute"><font color="#ff0000">ary_num</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">array</font></span><span>(0,1,2,3,4,5,6,7,8,9); </span>
</li>
<li class="">
<span>$</span><span class="attribute"><font color="#ff0000">return</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">""</font></span><span>; </span>
</li>
<li class="alt">
<span>for($</span><span class="attribute"><font color="#ff0000">i</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">0</font></span><span>;$i</span><span class="tag"><strong><font color="#006699"></font></strong></span><span>$n;$i++) </span>
</li>
<li class=""><span>{ </span></li>
<li class="alt">
<span>$</span><span class="attribute-value"><font color="#0000ff">rand</font></span><span class="attribute"><font color="#ff0000">randn</font></span><span>=rand(0,9-$i); </span>
</li>
<li class="">
<span>$</span><span class="attribute"><font color="#ff0000">return.</font></span><span>=$ary_num[$randn]; </span>
</li>
<li class="alt"><span>$ary_num[$randn]=$ary_num[9-$i]; </span></li>
<li class=""><span>} </span></li>
<li class="alt"><span>return$return; </span></li>
<li class=""><span>} </span></li>
<li class="alt"><span> </span></li>
<li class=""><span> </span></li>
<li class="alt"><span> </span></li>
<li class=""><span>publicfunction__destruct() </span></li>
<li class="alt"><span>{ </span></li>
<li class="">
<span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">uploadfilename</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">null</font></span><span>; </span>
</li>
<li class="alt">
<span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">uploadtype</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">null</font></span><span>; </span>
</li>
<li class="">
<span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">file</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">null</font></span><span>; </span>
</li>
<li class="alt">
<span>$this-</span><span class="tag"><strong><font color="#006699">></font></strong></span><span class="attribute"><font color="#ff0000">savepath</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">null</font></span><span>; </span>
</li>
<li class=""><span>} </span></li>
<li class="alt"><span> </span></li>
<li class=""><span>} </span></li>
<li class="alt"><span> </span></li>
<li class=""><span>classError </span></li>
<li class="alt"><span>{ </span></li>
<li class=""><span>publicstaticfunctionerrorFileSize() </span></li>
<li class="alt"><span>{ </span></li>
<li class=""><span>echo"超出最大上传限制"; </span></li>
<li class="alt"><span>} </span></li>
<li class=""><span> </span></li>
<li class="alt"><span>publicstaticfunctionerrorExt() </span></li>
<li class=""><span>{ </span></li>
<li class="alt"><span>echo"此类文件不允许上传"; </span></li>
<li class=""><span>} </span></li>
<li class="alt"><span> </span></li>
<li class=""><span>publicstaticfunctionerrorUploadPath() </span></li>
<li class="alt"><span>{ </span></li>
<li class=""><span>echo"上传路径不正确"; </span></li>
<li class="alt"><span>} </span></li>
<li class=""><span> </span></li>
<li class="alt"><span>publicstaticfunctionerrorMoveUpload() </span></li>
<li class=""><span>{ </span></li>
<li class="alt"><span>echo"上传失败"; </span></li>
<li class=""><span>} </span></li>
<li class="alt"><span> </span></li>
<li class=""><span>publicstaticfunctionokMoved() </span></li>
<li class="alt"><span>{ </span></li>
<li class=""><span>echo"上传成功！"; </span></li>
<li class="alt"><span>} </span></li>
<li class=""><span> </span></li>
<li class="alt"><span>publicstaticfunctionokArrayMoved() </span></li>
<li class=""><span>{ </span></li>
<li class="alt"><span>echo"上传成功！"; </span></li>
<li class=""><span>} </span></li>
</ol>Nach dem Login kopieren
Erklärung dieser Website
Der Inhalt dieses Artikels wird freiwillig von Internetnutzern beigesteuert und das Urheberrecht liegt beim ursprünglichen Autor. Diese Website übernimmt keine entsprechende rechtliche Verantwortung. Wenn Sie Inhalte finden, bei denen der Verdacht eines Plagiats oder einer Rechtsverletzung besteht, wenden Sie sich bitte an admin@php.cn
Heiße KI -Werkzeuge
Undresser.AI Undress
KI-gestützte App zum Erstellen realistischer Aktfotos
AI Clothes Remover
Online-KI-Tool zum Entfernen von Kleidung aus Fotos.
Undress AI Tool
Ausziehbilder kostenlos
Clothoff.io
KI-Kleiderentferner
AI Hentai Generator
Erstellen Sie kostenlos Ai Hentai.
Heißer Artikel
R.E.P.O. Energiekristalle erklärten und was sie tun (gelber Kristall)
3 Wochen vor
By 尊渡假赌尊渡假赌尊渡假赌
R.E.P.O. Beste grafische Einstellungen
3 Wochen vor
By 尊渡假赌尊渡假赌尊渡假赌
Assassin's Creed Shadows: Seashell Riddle -Lösung
2 Wochen vor
By DDD
R.E.P.O. So reparieren Sie Audio, wenn Sie niemanden hören können
3 Wochen vor
By 尊渡假赌尊渡假赌尊渡假赌
WWE 2K25: Wie man alles in Myrise freischaltet
4 Wochen vor
By 尊渡假赌尊渡假赌尊渡假赌
Heiße Werkzeuge
Notepad++7.3.1
Einfach zu bedienender und kostenloser Code-Editor
SublimeText3 chinesische Version
Chinesische Version, sehr einfach zu bedienen
Senden Sie Studio 13.0.1
Leistungsstarke integrierte PHP-Entwicklungsumgebung
Dreamweaver CS6
Visuelle Webentwicklungstools
SublimeText3 Mac-Version
Codebearbeitungssoftware auf Gottesniveau (SublimeText3)
Heiße Themen
CakePHP-Tutorial
1377
52
1377
52
PHP 8.4 Installations- und Upgrade-Anleitung für Ubuntu und Debian
Dec 24, 2024 pm 04:42 PM
PHP 8.4 bringt mehrere neue Funktionen, Sicherheitsverbesserungen und Leistungsverbesserungen mit einer beträchtlichen Menge an veralteten und entfernten Funktionen. In dieser Anleitung wird erklärt, wie Sie PHP 8.4 installieren oder auf PHP 8.4 auf Ubuntu, Debian oder deren Derivaten aktualisieren. Obwohl es möglich ist, PHP aus dem Quellcode zu kompilieren, ist die Installation aus einem APT-Repository wie unten erläutert oft schneller und sicherer, da diese Repositorys in Zukunft die neuesten Fehlerbehebungen und Sicherheitsupdates bereitstellen.
Besprechen Sie CakePHP
Sep 10, 2024 pm 05:28 PM
CakePHP ist ein Open-Source-Framework für PHP. Es soll die Entwicklung, Bereitstellung und Wartung von Anwendungen erheblich vereinfachen. CakePHP basiert auf einer MVC-ähnlichen Architektur, die sowohl leistungsstark als auch leicht zu verstehen ist. Modelle, Ansichten und Controller gu
So richten Sie Visual Studio-Code (VS-Code) für die PHP-Entwicklung ein
Dec 20, 2024 am 11:31 AM
Visual Studio Code, auch bekannt als VS Code, ist ein kostenloser Quellcode-Editor – oder eine integrierte Entwicklungsumgebung (IDE) –, die für alle gängigen Betriebssysteme verfügbar ist. Mit einer großen Sammlung von Erweiterungen für viele Programmiersprachen kann VS Code c
CakePHP-Kurzanleitung
Sep 10, 2024 pm 05:27 PM
CakePHP ist ein Open-Source-MVC-Framework. Es erleichtert die Entwicklung, Bereitstellung und Wartung von Anwendungen erheblich. CakePHP verfügt über eine Reihe von Bibliotheken, um die Überlastung der häufigsten Aufgaben zu reduzieren.
Wie analysiert und verarbeitet man HTML/XML in PHP?
Feb 07, 2025 am 11:57 AM
Dieses Tutorial zeigt, wie XML -Dokumente mit PHP effizient verarbeitet werden. XML (Extensible Markup-Sprache) ist eine vielseitige textbasierte Markup-Sprache, die sowohl für die Lesbarkeit des Menschen als auch für die Analyse von Maschinen entwickelt wurde. Es wird üblicherweise für die Datenspeicherung ein verwendet und wird häufig verwendet
Erklären Sie JSON Web Tokens (JWT) und ihren Anwendungsfall in PHP -APIs.
Apr 05, 2025 am 12:04 AM
JWT ist ein offener Standard, der auf JSON basiert und zur sicheren Übertragung von Informationen zwischen Parteien verwendet wird, hauptsächlich für die Identitätsauthentifizierung und den Informationsaustausch. 1. JWT besteht aus drei Teilen: Header, Nutzlast und Signatur. 2. Das Arbeitsprinzip von JWT enthält drei Schritte: Generierung von JWT, Überprüfung von JWT und Parsingnayload. 3. Bei Verwendung von JWT zur Authentifizierung in PHP kann JWT generiert und überprüft werden, und die Funktionen und Berechtigungsinformationen der Benutzer können in die erweiterte Verwendung aufgenommen werden. 4. Häufige Fehler sind Signaturüberprüfungsfehler, Token -Ablauf und übergroße Nutzlast. Zu Debugging -Fähigkeiten gehört die Verwendung von Debugging -Tools und Protokollierung. 5. Leistungsoptimierung und Best Practices umfassen die Verwendung geeigneter Signaturalgorithmen, das Einstellen von Gültigkeitsperioden angemessen.
PHP -Programm zum Zählen von Vokalen in einer Zeichenfolge
Feb 07, 2025 pm 12:12 PM
Eine Zeichenfolge ist eine Folge von Zeichen, einschließlich Buchstaben, Zahlen und Symbolen. In diesem Tutorial wird lernen, wie Sie die Anzahl der Vokale in einer bestimmten Zeichenfolge in PHP unter Verwendung verschiedener Methoden berechnen. Die Vokale auf Englisch sind a, e, i, o, u und sie können Großbuchstaben oder Kleinbuchstaben sein. Was ist ein Vokal? Vokale sind alphabetische Zeichen, die eine spezifische Aussprache darstellen. Es gibt fünf Vokale in Englisch, einschließlich Großbuchstaben und Kleinbuchstaben: a, e, ich, o, u Beispiel 1 Eingabe: String = "TutorialPoint" Ausgabe: 6 erklären Die Vokale in der String "TutorialPoint" sind u, o, i, a, o, ich. Insgesamt gibt es 6 Yuan
7 PHP-Funktionen, die ich leider vorher nicht kannte
Nov 13, 2024 am 09:42 AM
Wenn Sie ein erfahrener PHP-Entwickler sind, haben Sie möglicherweise das Gefühl, dass Sie dort waren und dies bereits getan haben. Sie haben eine beträchtliche Anzahl von Anwendungen entwickelt, Millionen von Codezeilen debuggt und eine Reihe von Skripten optimiert, um op zu erreichen
