php把上传的图片保存到数据库并显示代码 -php手册-php.cn

Inhaltsverzeichnis

Here's the latest picture

Please upload a new picture and title

Heim

php教程

php手册

php把上传的图片保存到数据库并显示代码

WBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWB

May 24, 2016 pm 01:25 PM

<?php
// Connect to database  
$errmsg = "";  
if (! @mysql_connect("localhost","root","")) {  
   $errmsg = "Cannot connect to database";  
}  
@mysql_select_db("db1");  
$q = <<<CREATE  
create table pix (  
pid int primary key not null auto_increment,  
title text,  
imgdata longblob)  
CREATE;  
@mysql_query($q);   
// Insert any new image into database  
if ($_REQUEST[completed] == 1) {  
   move_uploaded_file($_FILES[&#39;imagefile&#39;][&#39;tmp_name&#39;],"latest.img");  
   $instr = fopen("latest.img","rb");  
   $image = addslashes(fread($instr,filesize("latest.img")));  
   if (strlen($instr) < 149000) {  
  mysql_query ("insert into pix (title, imgdata) values ("".  
  $_REQUEST[whatsit].  
  "", "".  
  $image.  
  "")");  
   } else {  
  $errmsg = "Too large!";  
   }  
}   
// Find out about latest image  
$gotten = @mysql_query("select * from pix order by pid desc limit 1");  
if ($row = @mysql_fetch_assoc($gotten)) {  
   $title = htmlspecialchars($row[title]);  
   $bytes = $row[imgdata];  
} else {  
   $errmsg = "There is no image in the database yet";  
   $title = "no database image available";  
   // Put up a picture of our training centre  
   $instr = fopen("../wellimg/ctco.jpg","rb");  
   $bytes = fread($instr,filesize("../wellimg/ctco.jpg"));  
}  
// If this is the image request, send out the image  
if ($_REQUEST[gim] == 1) {  
   header("Content-type: image/jpeg");  
   print $bytes;  
   exit ();  
} 
?>

Nach dem Login kopieren

  
<html><head>  
<title>Upload an image to a database</title>  
<body bgcolor=white><h2 id="Here-s-nbsp-the-nbsp-latest-nbsp-picture">Here&#39;s the latest picture</h2>  
<font color=red><?= $errmsg </font>  
<center><img  src=    style="max-width:90%"php把上传的图片保存到数据库并显示代码 " ><br>  
<b><?= $title </center>  
<hr>  
<h2 id="Please-nbsp-upload-nbsp-a-nbsp-new-nbsp-picture-nbsp-and-nbsp-title">Please upload a new picture and title</h2>  
<form enctype="multipart/form-data" method="post">  
<input type="hidden" name="MAX_FILE_SIZE" value=150000>  
<input type="hidden" name="completed" value=1>  
Please choose an image to upload: <input type="file" name="imagefile"><br>  
Please enter the title of that picture: <input name="whatsit"><br>  
then: <input type="submit"></form><br>  
</body>  
</html>

Nach dem Login kopieren

本文链接:

收藏随意^^请保留教程地址.

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