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php 表单验证类

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Release: 2016-06-08 17:31:52
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/**
 * 页面作用:常用表单验证类
 * 作 者:欣然随风
 * 建立时间:2006-3-6
 * QQ:276624915
 */
class class_post
{
 //验证是否为指定长度的字母/数字组合

 function fun_text1($num1,$num2,$str)
 {
    Return (preg_match("/^[a-zA-Z0-9]{".$num1.",".$num2."}$/",$str))?true:false;
 }

 //验证是否为指定长度数字

 function fun_text2($num1,$num2,$str)
 {
    return (preg_match("/^[0-9]{".$num1.",".$num2."}$/i",$str))?true:false;
 }
 //验证是否为指定长度汉字

 function fun_font($num1,$num2,$str)
 {
 // preg_match("/^[xa0-xff]{1,4}$/", $string);

    return (preg_match("/^([x81-xfe][x40-xfe]){".$num1.",".$num2."}$/",$str))?true:false;
 }
 //验证身份证号码

 function fun_status($str)
 {
    return (preg_match(''/(^([d]{15}|[d]{18}|[d]{17}x)$)/'',$str))?true:false;
 }

 //验证邮件地址

 function fun_email($str){
    return (preg_match(''/^[_.0-9a-z-]+@([0-9a-z][0-9a-z-]+.)+[a-z]{2,4}$/'',$str))?true:false;
 }
 //验证电话号码

 function fun_phone($str)
 {
  return (preg_match("/^(((d{3}))|(d{3}-))?((0d{2,3})|0d{2,3}-)?[1-9]d{6,7}$/",$str))?true:false;
 }
 //验证邮编

 function fun_zip($str)
 {
  return (preg_match("/^[1-9]d{5}$/",$str))?true:false;
 }
 //验证url地址

 function fun_url($str)
 {
  return (preg_match("/^http://[A-Za-z0-9]+.[A-Za-z0-9]+[/=?%-&_~`@[]'':+!]*([^""])*$/",$str))?true:false;
 }

 // 数据入库 转义 特殊字符 传入值可为字符串 或 一维数组

 function data_join(&$data)
 {
  if(get_magic_quotes_gpc() == false)
  {
   if (is_array($data))
   {
    foreach ($data as $k => $v)
  
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