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超轻量级php框架startmvc

PHP自动生成表单代码分享

更新时间:2020-03-04 22:11 作者:startmvc
Form.php<?php//Form.phpclassform{var$layout=true;//是否使用表格布局var$action;//表单要提交到的URLv

Form.php


<?php
//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(){
 $text="<form action=\"{$this->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.="<table>\n";
 }
 return $text;
 }
 function form_end(){
 if ($this->layout==true) {
 $text="\t</table>\n";
 $text.="</form>\n";
 }else {
 $text="</form>\n";
 }
 return $text;
 }
 //文本框函数
 function form_text($name,$id,$label_name,$label_for,$value=""){
 $text="<input type=\"text\" name=\"{$name}\" ";
 $text.="id=\"{$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=""){
 $text="<input type=\"password\" name=\"{$name}\" ";
 $text.="id=\"{$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=""){
 $text="<input type=\"hidden\" name=\"{$name}\" 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 $form_item;
 }
 //文件域函数
 function form_file($name,$id,$label_name,$label_for,$size=""){
 $text="<input type=\"file\" name=\"{$name}\" ";
 $text.="id=\"{$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]="<input type=\"checkbox\" id=\"{$id}\" name=\"{$name}\" value=\"{$value}\" />";
 $text[$i].="<label for=\"{$id}\">{$value}</label>";
 $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]="<input type=\"radio\" id=\"{$id}\" name=\"{$name}\" value=\"{$value}\" />";
 $text[$i].="<label for=\"{$id}\">{$value}</label>";
 $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!==""){
 $text="<select id=\"{$id}\" name=\"{$name}\" onchang=\"{$onchange}\">\n";
 }
 else{
 $text="<select id=\"{$id}\" name=\"{$name}\">\n";
 }
 foreach ($options as $value=>$key){
 if($selected==$value){
 $text.="\t<option valute=\"{$value}\" selected=\"selected\">{$key}</option>\n";
 }elseif ($selected===false) { 
 $text.="\t<option value=\"{$value}\">{$key}</option>\n";
 }
 }
 $text.="</select>";
 $label=$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){
 $text="<select id=\"{$id}\" name=\"{$name}\" size=\"{$size}\" multiple=\"multiple\">\n";
 foreach ($options as $value=>$key){
 $text.="\t<option value=\"{$value}\">{$key}</option>\n";
 }
 $text.="</select>\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=""){
 $text="<button id=\"{$id}\" name=\"{$name}\" type=\"{$type}\"";
 if($onclick!==""){
 $text.=" onclick='{$onclick}'";
 }
 $text.=">".$value;
 $text.="</button>\n";
 if($this->layout==true){
 $form_item="<tr>\n\t<th> </th><td>{$text}</td>\n</tr>\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=""){
 $text="<textarea id=\"{$id}\" name=\"{$name}\" cols=\"{$cols}\" rows=\"{$rows}\">{$value}</textarea>\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!==""){
 $label="<label for=\"{$for}\">{$text}:</label>";
 }else {
 $label=$text.":";
 }
 return $label;
 }
 function form_item($form_label,$form_text){
 switch ($this->layout){
 case true:
 $text="<tr>\n";
 $text.="\t<th class=\"label\">";
 $text.=$form_label;
 $text.="</th>\n";
 $text.="\t<td>";
 $text.=$form_text;
 $text.="</td>\n";
 $text.="</tr>\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();
 }
}
?>

使用示例:


<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="zh" lang="zh">
<head>
 <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
 <link rel="stylesheet" type="text/css" href="css/styles.css" />
 <title>用户登录</title>
</head>
<body>
<?php
require_once("form.php");
$form=new form($_SERVER['PHP_SELF']); //提交到本页
$form->layout=false; //不使用表格布局,大家可以把这句注释掉看结果有何不同
$name=$form->form_text("userid","userid","用户名","userid");
$passwd=$form->form_passwd("passwd","passwd","密码","passwd");
$submit=$form->form_button("","submit","submit","登录");
$form_item=array($name,$passwd,$submit);
$form->CreateForm($form_item);
?>
</body>
</html>

以上所述就是本文的全部内容了,希望大家能够喜欢。