PHP自动生成表单代码分享

2020-03-22 16:32:34

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function form($action,$method="POST"){ //通过html' target='_blank'>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!==""){ $text.=" "{$this- class}/""; if ($this- enctype!=="") { $text.=" enctype=/"{$this- enctype}/""; if($this- id!==""){ $text.=" id=/"{$this- id}/""; if($this- name!==""){ $text.=" name=/"{$this- name}/""; $text.=" if($this- layout==true){ $text.=" table return $text; function form_end(){ if ($this- layout==true) { $text="/t /table $text.=" /form }else { $text=" /form 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.="/ $label=$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.="/ $label=$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.="/ $label=$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.="/ $label=$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}/" else{ $text=" select id=/"{$id}/" name=/"{$name}/" foreach ($options as $value= $key){ if($selected==$value){ $text.="/t option valute=/"{$value}/" selected=/"selected/" {$key} /option }elseif ($selected===false) { $text.="/t option value=/"{$value}/" {$key} /option $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/" foreach ($options as $value= $key){ $text.="/t option value=/"{$value}/" {$key} /option $text.=" /select $label=$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,$value,$ "){ $text=" button id=/"{$id}/" name=/"{$name}/" type=/"{$type}/""; if($onclick!==""){ $text.=" "; $text.=" ".$value; $text.=" /button if($this- layout==true){ $form_item=" tr /n/t th /th td {$text} /td /n /tr }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 $label=$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 $text.="/t th "label/" $text.=$form_label; $text.=" /th $text.="/t td $text.=$form_text; $text.=" /td $text.=" /tr 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 $this- form_end();使用示例：
!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd" html xmlns="http://www.w3.org/1999/xhtml" xml:lang="zh" lang="zh" head meta http-equiv="Content-Type" content="text/html; charset=gb2312" / link rel="stylesheet" type="text/css" href="css/styles.css" / title 用户登录 /title /head body require_once("form.php");$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。PHP教程

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