Heim > Backend-Entwicklung > PHP-Tutorial > PHP验证表单的具体实现方式_PHP教程

PHP验证表单的具体实现方式_PHP教程

WBOY
Freigeben: 2016-07-15 13:29:32
Original
898 Leute haben es durchsucht

学习PHP验证表单的具体代码如下:

<ol class="dp-xml">
<li class="alt"><span><strong><font color="#006699"><span class="tag"></span><span class="tag-name">php</span></font></strong><span>   </span></span></li>
<li class=""><span>class class_post  </span></li>
<li class="alt"><span>{  </span></li>
<li class=""><span>   //验证是否为指定长度的字母/数字组合  </span></li>
<li class="alt"><span>   function fun_text1($num1,$num2,$str)  </span></li>
<li class=""><span>   {  </span></li>
<li class="alt"><span>    Return (preg_match("/^[a-zA-Z0-9]{".$num1.",".$num2."}$/",$str))?true:false;  </span></li>
<li class=""><span>   }   </span></li>
<li class="alt"><span>   //验证是否为指定长度数字  </span></li>
<li class=""><span>   function fun_text2($num1,$num2,$str)  </span></li>
<li class="alt"><span>   {  </span></li>
<li class=""><span>    return (preg_match("/^[0-9]{".$num1.",".$num2."}$/i",$str))?true:false;  </span></li>
<li class="alt"><span>   }  </span></li>
<li class=""><span>   //验证是否为指定长度汉字  </span></li>
<li class="alt"><span>   function fun_font($num1,$num2,$str)  </span></li>
<li class=""><span>   {  </span></li>
<li class="alt"><span>    // preg_match("/^[xa0-xff]{1,4}$/", $string);  </span></li>
<li class=""><span>    return (preg_match("/^([x81-xfe][x40-xfe]){".$num1.",".$num2."}$/",$str))?true:false;  </span></li>
<li class="alt"><span>   }  </span></li>
<li class=""><span>   //验证身份证号码  </span></li>
<li class="alt"><span>   function fun_status($str)  </span></li>
<li class=""><span>   {  </span></li>
<li class="alt"><span>    return (preg_match('/(^([d]{15}|[d]{18}|[d]{17}x)$)/',$str))?true:false;  </span></li>
<li class=""><span>   }  </span></li>
<li class="alt"><span> </span></li>
<li class=""><span>   //验证邮件地址  </span></li>
<li class="alt"><span>   function fun_email($str){  </span></li>
<li class=""><span>    return (preg_match('/^[_.0-9a-z-]+@([0-9a-z][0-9a-z-]+.)+[a-z]{2,4}$/',$str))?true:false;  </span></li>
<li class="alt"><span>   }  </span></li>
<li class=""><span>   //验证电话号码  </span></li>
<li class="alt"><span>   function fun_phone($str)  </span></li>
<li class=""><span>   {  </span></li>
<li class="alt"><span> </span></li>
<li class=""><span>    return (preg_match("/^(((d{3}))|(d{3}-))?((0d{2,3})|0d{2,3}-)?[1-9]d{6,7}$/",$str))?true:false;  </span></li>
<li class="alt"><span>   }  </span></li>
<li class=""><span>   //验证邮编  </span></li>
<li class="alt"><span>   function fun_zip($str)  </span></li>
<li class=""><span>   {  </span></li>
<li class="alt"><span>    return (preg_match("/^[1-9]d{5}$/",$str))?true:false;  </span></li>
<li class=""><span>   }  </span></li>
<li class="alt"><span>   //验证url地址  </span></li>
<li class=""><span>   function fun_url($str)  </span></li>
<li class="alt"><span>   {  </span></li>
<li class="">
<span>    return (preg_match("/^http://[A-Za-z0-9]+.[A-Za-z0-9]+[/=?%-&_~`@[]':+!]*([^</span><strong><font color="#006699"><span class="tag"><span class="tag">></span></span></font></strong><span>""])*$/",$str))?true:false;  </span>
</li>
<li class="alt"><span>   }  </span></li>
<li class=""><span> </span></li>
<li class="alt"><span>   // 数据入库 转义 特殊字符 传入值可为字符串 或 一维数组  </span></li>
<li class=""><span>   function data_join(&$data)  </span></li>
<li class="alt"><span>   {  </span></li>
<li class=""><span>    if(get_magic_quotes_gpc() == false)  </span></li>
<li class="alt"><span>    {  </span></li>
<li class=""><span>     if (is_array($data))  </span></li>
<li class="alt"><span>     {  </span></li>
<li class="">
<span>      foreach ($data as $</span><span class="attribute"><font color="#ff0000">k</font></span><span> =</span><span class="tag"><strong><font color="#006699">></font></strong></span><span> $v)  </span>
</li>
<li class="alt"><span>      {  </span></li>
<li class=""><span>       $data[$k] = addslashes($v);  </span></li>
<li class="alt"><span>      }  </span></li>
<li class=""><span>     }  </span></li>
<li class="alt"><span>     else  </span></li>
<li class=""><span>     {  </span></li>
<li class="alt">
<span>      $</span><span class="attribute"><font color="#ff0000">data</font></span><span> = </span><span class="attribute-value"><font color="#0000ff">addslashes</font></span><span>($data);  </span>
</li>
<li class=""><span>     }  </span></li>
<li class="alt"><span>    }  </span></li>
<li class=""><span>    Return $data; return (preg_match("/^(((d{3}))|(d{3}-))?((0d{2,3})|0d{2,3}-)?[1-9]d{6,7}$/",$str))?true:false;  </span></li>
<li class="alt"><span>   }  </span></li>
<li class=""><span> </span></li>
<li class="alt"><span>   // 数据出库 还原 特殊字符 传入值可为字符串 或 一/二维数组  </span></li>
<li class=""><span>   function data_revert(&$data)  </span></li>
<li class="alt"><span>   {  </span></li>
<li class=""><span>    if (is_array($data))  </span></li>
<li class="alt"><span>    {  </span></li>
<li class="">
<span>     foreach ($data as $</span><span class="attribute"><font color="#ff0000">k1</font></span><span> =</span><span class="tag"><strong><font color="#006699">></font></strong></span><span> $v1)  </span>
</li>
<li class="alt"><span>     {  </span></li>
<li class=""><span>      if (is_array($v1))  </span></li>
<li class="alt"><span>      {  </span></li>
<li class="">
<span>       foreach ($v1 as $</span><span class="attribute"><font color="#ff0000">k2</font></span><span> =</span><span class="tag"><strong><font color="#006699">></font></strong></span><span> $v2)  </span>
</li>
<li class="alt"><span>       {  </span></li>
<li class=""><span>        $data[$k1][$k2] = stripslashes($v2);  </span></li>
<li class="alt"><span>       }  </span></li>
<li class=""><span>      }  </span></li>
<li class="alt"><span>      else  </span></li>
<li class=""><span>      {  </span></li>
<li class="alt"><span>       $data[$k1] = stripslashes($v1);  </span></li>
<li class=""><span>      }  </span></li>
<li class="alt"><span>     }  </span></li>
<li class=""><span>    }  </span></li>
<li class="alt"><span>    else  </span></li>
<li class=""><span>    {  </span></li>
<li class="alt">
<span>     $</span><span class="attribute"><font color="#ff0000">data</font></span><span> = </span><span class="attribute-value"><font color="#0000ff">stripslashes</font></span><span>($data);  </span>
</li>
<li class=""><span>    }  </span></li>
<li class="alt"><span>    Return $data;  </span></li>
<li class=""><span>   }  </span></li>
<li class="alt"><span> </span></li>
<li class=""><span>   // 数据显示 还原 数据格式 主要用于内容输出 传入值可为字符串 或 一/二维数组  </span></li>
<li class="alt"><span>   // 执行此方法前应先data_revert(),表单内容无须此还原  </span></li>
<li class=""><span>   function data_show(&$data)  </span></li>
<li class="alt"><span>   {  </span></li>
<li class=""><span> </span></li>
<li class="alt"><span>    if (is_array($data))  </span></li>
<li class=""><span>    {  </span></li>
<li class="alt">
<span>     foreach ($data as $</span><span class="attribute"><font color="#ff0000">k1</font></span><span> =</span><span class="tag"><strong><font color="#006699">></font></strong></span><span> $v1)  </span>
</li>
<li class=""><span>     {  </span></li>
<li class="alt"><span>      if (is_array($v1))  </span></li>
<li class=""><span>      {  </span></li>
<li class="alt">
<span>       foreach ($v1 as $</span><span class="attribute"><font color="#ff0000">k2</font></span><span> =</span><span class="tag"><strong><font color="#006699">></font></strong></span><span> $v2)  </span>
</li>
<li class=""><span>       {  </span></li>
<li class="alt"><span>        $data[$k1][$k2]=nl2br(htmlspecialchars($data[$k1][$k2]));  </span></li>
<li class=""><span>        $data[$k1][$k2]=str_replace(" "," ",$data[$k1][$k2]);  </span></li>
<li class="alt">
<span>        $data[$k1][$k2]=str_replace(" ","</span><strong><font color="#006699"><span class="tag"><span class="tag-name">br</span><span class="tag">></span></span></font></strong><span> ",$data[$k1][$k2]);  </span>
</li>
<li class=""><span>       }  </span></li>
<li class="alt"><span>      }  </span></li>
<li class=""><span>      else  </span></li>
<li class="alt"><span>      {  </span></li>
<li class=""><span>       $data[$k1]=nl2br(htmlspecialchars($data[$k1]));  </span></li>
<li class="alt"><span>       $data[$k1]=str_replace(" "," ",$data[$k1]);  </span></li>
<li class="">
<span>       $data[$k1]=str_replace(" ","</span><strong><font color="#006699"><span class="tag"><span class="tag-name">br</span><span class="tag">></span></span></font></strong><span> ",$data[$k1]);  </span>
</li>
<li class="alt"><span>      }  </span></li>
<li class=""><span>     }  </span></li>
<li class="alt"><span>    }  </span></li>
<li class=""><span>    else  </span></li>
<li class="alt"><span>    {  </span></li>
<li class="">
<span>     $</span><span class="attribute"><font color="#ff0000">data</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">nl2br</font></span><span>(htmlspecialchars($data));  </span>
</li>
<li class="alt">
<span>     $</span><span class="attribute"><font color="#ff0000">data</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">str_replace</font></span><span>(" "," ",$data);  </span>
</li>
<li class="">
<span>     $</span><span class="attribute"><font color="#ff0000">data</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">str_replace</font></span><span>(" ","</span><strong><font color="#006699"><span class="tag"><span class="tag-name">br</span><span class="tag">></span></span></font></strong><span> ",$data);  </span>
</li>
<li class="alt"><span>    }  </span></li>
<li class=""><span>    Return $data;  </span></li>
<li class="alt"><span>   }  </span></li>
<li class=""><span>}  </span></li>
<li class="alt"><span>if (is_array($data))  </span></li>
<li class=""><span>{  </span></li>
<li class="alt">
<span>   foreach ($data as $</span><span class="attribute"><font color="#ff0000">k1</font></span><span> =</span><span class="tag"><strong><font color="#006699">></font></strong></span><span> $v1)  </span>
</li>
<li class=""><span>   {  </span></li>
<li class="alt"><span>    if (is_array($v1))  </span></li>
<li class=""><span>    {  </span></li>
<li class="alt">
<span>     foreach ($v1 as $</span><span class="attribute"><font color="#ff0000">k2</font></span><span> =</span><span class="tag"><strong><font color="#006699">></font></strong></span><span> $v2)  </span>
</li>
<li class=""><span>     {  </span></li>
<li class="alt"><span>      $data[$k1][$k2]=nl2br(htmlspecialchars($data[$k1][$k2]));  </span></li>
<li class=""><span>      $data[$k1][$k2]=str_replace(" "," ",$data[$k1][$k2]);  </span></li>
<li class="alt">
<span>      $data[$k1][$k2]=str_replace(" ","</span><strong><font color="#006699"><span class="tag"><span class="tag-name">br</span><span class="tag">></span></span></font></strong><span> ",$data[$k1][$k2]);  </span>
</li>
<li class=""><span>     }  </span></li>
<li class="alt"><span>    }  </span></li>
<li class=""><span>    else  </span></li>
<li class="alt"><span>    {  </span></li>
<li class=""><span>     $data[$k1]=nl2br(htmlspecialchars($data[$k1]));  </span></li>
<li class="alt"><span>     $data[$k1]=str_replace(" "," ",$data[$k1]);  </span></li>
<li class="">
<span>     $data[$k1]=str_replace(" ","</span><strong><font color="#006699"><span class="tag"><span class="tag-name">br</span><span class="tag">></span></span></font></strong><span> ",$data[$k1]);  </span>
</li>
<li class="alt"><span>    }  </span></li>
<li class=""><span>   }  </span></li>
<li class="alt"><span>}  </span></li>
<li class=""><span>else  </span></li>
<li class="alt"><span>{  </span></li>
<li class="">
<span>   $</span><span class="attribute"><font color="#ff0000">data</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">nl2br</font></span><span>(htmlspecialchars($data));  </span>
</li>
<li class="alt">
<span>   $</span><span class="attribute"><font color="#ff0000">data</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">str_replace</font></span><span>(" "," ",$data);  </span>
</li>
<li class="">
<span>   $</span><span class="attribute"><font color="#ff0000">data</font></span><span>=</span><span class="attribute-value"><font color="#0000ff">str_replace</font></span><span>(" ","</span><strong><font color="#006699"><span class="tag"><span class="tag-name">br</span><span class="tag">></span></span></font></strong><span> ",$data);  </span>
</li>
<li class="alt"><span>}  </span></li>
<li class=""><span>Return $data;  </span></li>
<li class="alt"><span>}  </span></li>
<li class=""><span>}  </span></li>
<li class="alt">
<span></span><span class="tag"><strong><font color="#006699">?></font></strong></span><span> </span>
</li>
</ol>
Nach dem Login kopieren

以上代码就是PHP验证表单的相关实现方法。


www.bkjia.comtruehttp://www.bkjia.com/PHPjc/446356.htmlTechArticle学习 PHP验证表单的具体代码如下: ? php classclass_post { //验证是否为指定长度的字母/数字组合 functionfun_text1($num1,$num2,$str) { Return(preg_match("...
Verwandte Etiketten:
Quelle:php.cn
Erklärung dieser Website
Der Inhalt dieses Artikels wird freiwillig von Internetnutzern beigesteuert und das Urheberrecht liegt beim ursprünglichen Autor. Diese Website übernimmt keine entsprechende rechtliche Verantwortung. Wenn Sie Inhalte finden, bei denen der Verdacht eines Plagiats oder einer Rechtsverletzung besteht, wenden Sie sich bitte an admin@php.cn
Beliebte Tutorials
Mehr>
Neueste Downloads
Mehr>
Web-Effekte
Quellcode der Website
Website-Materialien
Frontend-Vorlage