php 全文搜索和替换的实现代码

前端之家收集整理的这篇文章主要介绍了php 全文搜索和替换的实现代码前端之家小编觉得挺不错的,现在分享给大家,也给大家做个参考。

<?PHP
exec("/bin/grep-r'$oldword'$rootpath",$results,$errorCode);
if($errorCode){
if($errorCode==1){
echo"Possiblynofileswerefoundwith?$oldwordinthem
\n";
}
echo"OSError:$errorCode
\n";
echo"Check'manerrno'andcountdown
\n";
echo"Usuallypaths/permissions
\n";
}
while(list(,$path)=each($results)){
$parts=explode(':',$path);
$path=$parts[0];
$fp=fopen($path,'r')orprint("Cannotread$path
\n");
if($fp){
$data=fread($fp,filesize($path));
fclose($fp);
$newdata=str_replace($oldword,$newword,$data);
$fp=fopen($path,'w')orprint("Cannotwrite$path
\n");
if($fp){
fwrite($fp,$newdata);
fclose($fp);
echo$path,"
\n";
}
}
}
?>

原文链接:https://www.f2er.com/php/29547.html

猜你在找的PHP相关文章