PHP自动生成表单代码分享_PHP教程

PHP自动生成表单代码分享

 　　在PHP开发过程中，我们有时候会遇到表单不固定的情况，需要在程序运行过程中动态生成，这里分享一个PHP自动创建表单的类给大家

　　Form.php

　　?

\n\t\n\n";

}else {

$form_item=$text;

}

return $form_item;

}

//文本域函数

function form_textarea($id,$name,$cols,$rows,$label_name,$label_for,$value=""){

$text="{$value}\n";

$label=$this->form_label($label_name,$label_for);

$form_item=$this->form_item($label,$text);

return $form_item;

}

//文字标签函数

function form_label($text,$for){

if($for!==""){

$label="{$text}：";

}else {

$label=$text."：";

}

return $label;

}

function form_item($form_label,$form_text){

switch ($this->layout){

case true:

$text="

\n";

$text.="\t

\n";

$text.="\t

\n";

$text.="

\n";

break;

case false:

$text=$form_label;

$text.=$form_text;

break;

}

return $text;

}

function CreateForm($form_item=array()){

echo $this->form_start();

foreach ($form_item as $item){

echo $item;

}

echo $this->form_end();

}

}

?>

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//Form.php

class form {

var $layout=true;//是否使用表格布局

var $action;//表单要提交到的URL

var $method;

var $enctype="";

var $name="";

var $id="";

var $class="";

function form($action,$method="POST"){ //通过构造函数初始化成员变量

$this->action=$action;

$this->method=$method;

}

function form_start(){

$text="

action}\" method=\"{$this->method}\"";

if($this->class!==""){

$text.=" class=\"{$this->class}\"";

}

if ($this->enctype!=="") {

$text.=" enctype=\"{$this->enctype}\"";

}

if($this->id!==""){

$text.=" id=\"{$this->id}\"";

}

if($this->name!==""){

$text.=" name=\"{$this->name}\"";

}

$text.=">\n";

if($this->layout==true){

$text.="

\n";

}

return $text;

}

function form_end(){

if ($this->layout==true) {

$text="\t

\n";

$text.="

\n";

}else {

$text="\n";

}

return $text;

}

//文本框函数

function form_text($name,$id,$label_name,$label_for,$value=""){

$text="

$text.="id=\"{$id}\" ";

if(isset($value)){

$text.="value=\"{$value}\" ";

}

$text.="/>\n";

$label=$this->form_label($label_name,$label_for);

$form_item=$this->form_item($label,$text);

return $form_item;

}

//密码框函数

function form_passwd($name,$id,$label_name,$label_for,$value=""){

$text="

$text.="id=\"{$id}\" ";

if(isset($value)){

$text.="value=\"{$value}\" ";

}

$text.="/>\n";

$label=$this->form_label($label_name,$label_for);

$form_item=$this->form_item($label,$text);

return $form_item;

}

//隐藏域函数

function form_hidden($name,$id,$label_name,$label_for,$value=""){

$text="

if(isset($value)){

$text.="value=\"{$value}\" ";

}

$text.="/>\n";

$label=$this->form_label($label_name,$label_for);

$form_item=$this->form_item($label,$text);

return $form_item;

}

//文件域函数

function form_file($name,$id,$label_name,$label_for,$size=""){

$text="

$text.="id=\"{$id}\" ";

if(isset($size)){

$text.="size=\"{$size}\" ";

}

$text.="/>\n";

$label=$this->form_label($label_name,$label_for);

$form_item=$this->form_item($label,$text);

return $form_item;

}

//复选框函数

function form_checkbox($name,$label=array(),$label_name,$label_for=""){

$i=0;

$text=array();

foreach ($label as $id=>$value){

$text[$i]="";

$text[$i].="{$value}";

$i++;

}

$label=$this->form_label($label_name,$label_for);

$form_item=$this->form_item($label,$text);

return $form_item;

}

//单选框函数

function form_radio($name,$label=array(),$label_name,$label_for=""){

$i=0;

$text=array();

foreach ($label as $id=>$value){

$text[$i]="";

$text[$i].="{$value}";

$i++;

}

$label=$this->form_label($label_name,$label_for);

$form_item=$this->form_item($label,$text);

return $form_item;

}

//下拉菜单函数

function form_select($id,$name,$options=array(),$selected=false,$label_name,$label_for,$onchange=""){

if($onchange!==""){

$text="\n";

}

else{

$text="\n";

}

foreach ($options as $value=>$key){

if($selected==$value){

$text.="\t{$key}\n";

}elseif ($selected===false) {

$text.="\t{$key}\n";

}

}

$text.="";

$label=$this->form_label($label_name,$label_for);

$form_item=$this->form_item($label,$text);

return $form_item;

}

//多选列表函数

function form_selectmul($id,$name,$size,$options=array(),$label_name,$label_for){

$text="\n";

foreach ($options as $value=>$key){

$text.="\t{$key}\n";

}

$text.="\n";

$label=$this->form_label($label_name,$label_for);

$form_item=$this->form_item($label,$text);

return $form_item;

}

//按钮函数

function form_button($id,$name,$type,$value,$onclick=""){

$text="

if($onclick!==""){

$text.=" onclick='{$onclick}'";

}

$text.=">".$value;

$text.="

\n";

if($this->layout==true){

$form_item="

{$text}

";

$text.=$form_label;

$text.="

";

$text.=$form_text;

$text.="

　　使用示例：

　　?

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