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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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$rs=mysql_query("select count(*) from tb_product",$conn); //È¡µÃ¼Ç¼×ÜÊý$rs
$myrow = mysql_fetch_array($rs);
$numrows=$myrow[0];
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* */1 * * * /root/myshell/proj1.sh
*/1 * ......

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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