发布于 2016-10-22 23:45:19 | 108 次阅读 | 评论: 0 | 来源: 网友投递

这里有新鲜出炉的PHP设计模式，程序狗速度看过来！

PHP开源脚本语言

PHP（外文名: Hypertext Preprocessor，中文名：“超文本预处理器”）是一种通用开源脚本语言。语法吸收了C语言、Java和Perl的特点，入门门槛较低，易于学习，使用广泛，主要适用于Web开发领域。PHP的文件后缀名为php。

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<?    
function phpescape($str) 
{ 
         $sublen=strlen($str); 
         $retrunString=""; 
         for ($i=0;$i<$sublen;$i++) 
         { 
                  if(ord($str[$i])>=127) 
                  { 
                           $tmpString=bin2hex(iconv("gb2312","ucs-2",substr($str,$i,2))); 
                           //$tmpString=substr($tmpString,2,2).substr($tmpString,0,2);window下可能要打开此项 
                           $retrunString.="%u".$tmpString; 
                           $i++; 
                  } else { 
                           $retrunString.="%".dechex(ord($str[$i])); 
                  } 
         } 
         return $retrunString; 
}  
function unescape($str) { 
         $str = rawurldecode($str); 
         preg_match_all("/%u.{4}|&#x.{4};|&#\d+;|.+/U",$str,$r); 
         $ar = $r[0]; 
         foreach($ar as $k=>$v) { 
                  if(substr($v,0,2) == "%u") 
                           $ar[$k] = iconv("UCS-2","GBK",pack("H4",substr($v,-4))); 
                  elseif(substr($v,0,3) == "&#x") 
                           $ar[$k] = iconv("UCS-2","GBK",pack("H4",substr($v,3,-1))); 
                  elseif(substr($v,0,2) == "&#") { 
                           $ar[$k] = iconv("UCS-2","GBK",pack("n",substr($v,2,-1))); 
                  } 
         } 
         return join("",$ar); 
}    
?>