Home  >  Article  >  php教程  >  PHP常用的表单验证类

PHP常用的表单验证类

WBOY
WBOYOriginal
2016-06-21 08:57:46992browse

PHP动态网页开发中常用的表单验证类

以下为引用的内容:

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)
{

转自:网页教学网[www.webjx.com]

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)
{
$data[$k] = addslashes($v);
}
}
else
{
$data = addslashes($data);
}
}
Return $data; return (preg_match("/^(((d{3}))|(d{3}-))?((0d{2,3})|0d{2,3}-)?[1-9]d{6,7}$/",$str))?true:false;
}
//验证邮编
function fun_zip($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)
{
$data[$k] = addslashes($v);
}
}
else
{
$data = addslashes($data);
}
}
Return $data;

}
转自:网页教学网[www.webjx.com]
// 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 $data;
}
转自:网页教学网[www.webjx.com]
// 数据显示 还原 数据格式 主要用于内容输出 传入值可为字符串 或 一/二维数组
// 执行此方法前应先data_revert(),表单内容无须此还原
function data_show(&$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][$k2]=str_replace(" ","
",$data[$k1][$k2]);
}
}
else
{
$data[$k1]=nl2br(htmlspecialchars($data[$k1]));
$data[$k1]=str_replace(" "," ",$data[$k1]);
$data[$k1]=str_replace(" ","
",$data[$k1]);
}
}
}
else
{
$data=nl2br(htmlspecialchars($data));
$data=str_replace(" "," ",$data);
$data=str_replace(" ","
",$data);
}
Return $data;
}
}
?> if (is_array($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][$k2]=str_replace(" ","
",$data[$k1][$k2]);
}
}
else
{
$data[$k1]=nl2br(htmlspecialchars($data[$k1]));
$data[$k1]=str_replace(" "," ",$data[$k1]);
$data[$k1]=str_replace(" ","
",$data[$k1]);
}
}
}
else
{
$data=nl2br(htmlspecialchars($data));
$data=str_replace(" "," ",$data);
$data=str_replace(" ","
",$data);
}
Return $data;
}
}
?>



Statement:
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn