Something

<?phpfunction checkurl( $url ) {    $output = @file_get_contents( $url );    if( strlen( $output ) > 10 && strpos( $output, '<title>' ) !== false ) {        return true;    }    return false;}$lines = file( 'search.txt' );foreach( $lines as $line ) {     $url = str_replace( array( "\n", "\r", "\t" ), '', $line );    if( checkurl( $url ) ) {        echo $url.' is up';    }    else {        echo $url.' is down';    }}?>