<?php/*** 页面作用：常用表单验证类* 作 者：欣然随风* 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}\-))?(\(0\d{2,3}\)|0\d{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)   {   $data[$k] = addslashes($v);   }  }  else  {  $data = addslashes($data);  }  }  Return $data;}// 数据出库 还原 特殊字符 传入值可为字符串 或 一/二维数组function data_revert(&$data){  if (is_array($data))  {  foreach ($data as $k1 => $v1)  {   if (is_array($v1))   {   foreach ($v1 as $k2 => $v2)   {   $data[$k1][$k2] = stripslashes($v2);   }   }   else   {   $data[$k1] = stripslashes($v1);   }  }  }  else  {  $data = stripslashes($data);  }  Return $data;}// 数据显示 还原 数据格式 主要用于内容输出 传入值可为字符串 或 一/二维数组// 执行此方法前应先data_revert()，表单内容无须此还原function data_show(&$data){  if (is_array($data))  {  foreach ($data as $k1 => $v1)  {   if (is_array($v1))   {   foreach ($v1 as $k2 => $v2)   {   $data[$k1][$k2]=nl2br(htmlspecialchars($data[$k1][$k2]));   $data[$k1][$k2]=str_replace(" "," ",$data[$k1][$k2]);   $data[$k1][$k2]=str_replace("\n","<br>\n",$data[$k1][$k2]);   }   }   else   {   $data[$k1]=nl2br(htmlspecialchars($data[$k1]));   $data[$k1]=str_replace(" "," ",$data[$k1]);   $data[$k1]=str_replace("\n","<br>\n",$data[$k1]);   }  }  }  else  {  $data=nl2br(htmlspecialchars($data));  $data=str_replace(" "," ",$data);  $data=str_replace("\n","<br>\n",$data);  }  Return $data;}}?>

<?php/*** 页面作用：常用表单验证类* 作 者：欣然随风* 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}\-))?(\(0\d{2,3}\)|0\d{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)   {   $data[$k] = addslashes($v);   }  }  else  {  $data = addslashes($data);  }  }  Return $data;}// 数据出库 还原 特殊字符 传入值可为字符串 或 一/二维数组function data_revert(&$data){  if (is_array($data))  {  foreach ($data as $k1 => $v1)  {   if (is_array($v1))   {   foreach ($v1 as $k2 => $v2)   {   $data[$k1][$k2] = stripslashes($v2);   }   }   else   {   $data[$k1] = stripslashes($v1);   }  }  }  else  {  $data = stripslashes($data);  }  Return $data;}// 数据显示 还原 数据格式 主要用于内容输出 传入值可为字符串 或 一/二维数组// 执行此方法前应先data_revert()，表单内容无须此还原function data_show(&$data){  if (is_array($data))  {  foreach ($data as $k1 => $v1)  {   if (is_array($v1))   {   foreach ($v1 as $k2 => $v2)   {   $data[$k1][$k2]=nl2br(htmlspecialchars($data[$k1][$k2]));   $data[$k1][$k2]=str_replace(" "," ",$data[$k1][$k2]);   $data[$k1][$k2]=str_replace("\n","<br>\n",$data[$k1][$k2]);   }   }   else   {   $data[$k1]=nl2br(htmlspecialchars($data[$k1]));   $data[$k1]=str_replace(" "," ",$data[$k1]);   $data[$k1]=str_replace("\n","<br>\n",$data[$k1]);   }  }  }  else  {  $data=nl2br(htmlspecialchars($data));  $data=str_replace(" "," ",$data);  $data=str_replace("\n","<br>\n",$data);  }  Return $data;}}?>

php常用表单验证类用法实例

<?php/*** 页面作用：常用表单验证类* 作 者：欣然随风* 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}\-))?(\(0\d{2,3}\)|0\d{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)   {   $data[$k] = addslashes($v);   }  }  else  {  $data = addslashes($data);  }  }  Return $data;}// 数据出库 还原 特殊字符 传入值可为字符串 或 一/二维数组function data_revert(&$data){  if (is_array($data))  {  foreach ($data as $k1 => $v1)  {   if (is_array($v1))   {   foreach ($v1 as $k2 => $v2)   {   $data[$k1][$k2] = stripslashes($v2);   }   }   else   {   $data[$k1] = stripslashes($v1);   }  }  }  else  {  $data = stripslashes($data);  }  Return $data;}// 数据显示 还原 数据格式 主要用于内容输出 传入值可为字符串 或 一/二维数组// 执行此方法前应先data_revert()，表单内容无须此还原function data_show(&$data){  if (is_array($data))  {  foreach ($data as $k1 => $v1)  {   if (is_array($v1))   {   foreach ($v1 as $k2 => $v2)   {   $data[$k1][$k2]=nl2br(htmlspecialchars($data[$k1][$k2]));   $data[$k1][$k2]=str_replace(" "," ",$data[$k1][$k2]);   $data[$k1][$k2]=str_replace("\n","<br>\n",$data[$k1][$k2]);   }   }   else   {   $data[$k1]=nl2br(htmlspecialchars($data[$k1]));   $data[$k1]=str_replace(" "," ",$data[$k1]);   $data[$k1]=str_replace("\n","<br>\n",$data[$k1]);   }  }  }  else  {  $data=nl2br(htmlspecialchars($data));  $data=str_replace(" "," ",$data);  $data=str_replace("\n","<br>\n",$data);  }  Return $data;}}?>