首页 / 网页编程 / PHP / PHP自动生成表单代码分享

<?php//Form.phpclass form {var $layout=true;//是否使用表格布局var $action;//表单要提交到的URLvar $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}"";}$text.=">
";if（$this->layout==true）{$text.="<table>
";}return $text;}function form_end（）{if （$this->layout==true） {$text="	</table>
";$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）{$text.="	<option valute="{$value}" selected="selected">{$key}</option>
";}elseif （$selected===false） {$text.="	<option value="{$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）{$text.="	<option value="{$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,$value,$onclick=""）{$text="<button id="{$id}" name="{$name}" type="{$type}"";if（$onclick！==""）{$text.=" onclick="{$onclick}"";}$text.=">".$value;$text.="</button>
";if（$this->layout==true）{$form_item="<tr>
	<th> </th><td>{$text}</td>
</tr>
";}else {$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.="	<th class="label">";$text.=$form_label;$text.="</th>
";$text.="	<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（）;}}?>

<！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><?phprequire_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>