想了解全文搜索和替换的相关内容吗，在本文为您仔细讲解的相关知识和一些Code实例，欢迎阅读和指正，我们先划重点：|全文|文搜|搜索|索和|和替|替换|换|，下面大家一起来学习吧。
<?php
exec("/bin/grep -r '$oldword' $rootpath", $results, $errorCode);
if ($errorCode){
if ($errorCode == 1){
echo "Possibly no files were found with $oldword in them<BR>\n";
}
echo "OS Error: $errorCode<BR>\n";
echo "Check 'man errno' and count down<BR>\n";
echo "Usually paths/permissions<BR>\n";
}
while (list(,$path) = each($results)){
$parts = explode(':', $path);
$path = $parts[0];
$fp = fopen($path, 'r') or print("Cannot read $path<BR>\n");
if ($fp){
$data = fread($fp, filesize($path));
fclose($fp);
$newdata = str_replace($oldword, $newword, $data);
$fp = fopen($path, 'w') or print("Cannot write $path<BR>\n");
if ($fp){
fwrite($fp, $newdata);
fclose($fp);
echo $path, "<BR>\n";
}
}
}
?>
Example
http://yourserver.com/globalreplace.php?oldword=test&newword=text&rootpath=/path/to/dir
