去掉文件前几行

去掉lrc文件中开头几行 [ti:] [ar:] [al:] [by:cww.99Lrc.net] [00:00.59]dasfdasfasdf [00:30.18]dafadsf 无 ?phpforeach (new DirectoryIterator('./') as $fileInfo) { if($fileInfo-isDot()) continue; if($fileInfo-getExtension()=="lrc"){ $handle = f

去掉lrc文件中开头几行
[ti:]
[ar:]
[al:]
[by:cww.99Lrc.net]
[00:00.59]dasfdasfasdf
[00:30.18]dafadsf

<?php
foreach (new DirectoryIterator('./') as $fileInfo) {
    if($fileInfo->isDot()) continue;
    if($fileInfo->getExtension()=="lrc"){
        $handle = fopen($fileInfo->getFilename(), 'rw');
        $line_num=0;
        while(!feof($handle)){
            $str=fgets($handle, 1024);
            if(strstr($str, "www.99Lrc.net")){
                ob_start();
                fpassthru($handle);
                //fclose($handle);
                file_put_contents($fileInfo->getFilename(), ob_get_clean() );
                printf('done');

                break;
            }
            $line_num++;
        }
        fclose($handle);
        echo $fileInfo->getFilename() . PHP_EOL;
    }

}