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<?php
function order($php,$k)
{
 $n = count($php);  //¼ÆËãÊý×é¸öÊý
 $php[$n] = $k;
 //˳ÐòÅÅÐò
  for($i = 0;$i < $n;$i++)
  {
    if($php[$i] == $k) //µÚÒ»¸ö
    {
        break;
    }
  }
    if($i < $n) //ÔÚ×îºóÒ»¸ö֮ǰÕÒµ½
    {
       
        return $php[$i];
    }
    else   //ûÓÐÕÒµ½
    {
        return -1;
    }
  }
  $php = array("php","phpdo","www.phpdo.net");
  echo order($php,"php");
?>
 
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Warning: mysql_query() [function.mysql-query]: Access denied for user
'ODBC'@'localhost' (using password: NO) in C:\Program Files\Apache
Software Foundation\Apache2.2\htdocs\TM\conn\conn.php on line 32
Warning: mysql_query() [function.mysql-query]: A link to the server could
not be est ......

phpÌáÈ¡ÍøÒ³url


//»ñÈ¡ url
function match_links($document) {
preg_match_all("'<\s*a\s.*?href\s*=\s*([\"\'])?(?(1)(.*?)\\1|([^\s\>]+))[^>]*>?(.*?)</a>'isx",$document,$links);
while(list($key,$val) = each($links[2])) {
if(!empty($val))
$match[] = $val;
}
......

phpÈ¥³ýhtmlÖеÄscript

//È¥³ý script ½Å ±¾
function delScript($string){
$pregfind = array("/<script.*>.*<\/script>/siU",'/on(mousewheel|mouseover|click|load|onload|submit|focus|blur)="[^"]*"/i');
$pregreplace = array('','');
$string = preg_replace($pregfind, $pregreplace, $string);
return $str ......
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