PHP:WEBページの取得

$_rawData = getURL( "http://www.example.com/" );

function getURL( $pURL ) {
$_data = null;
if( $_http = fopen( $pURL, "r" ) ) {
while( !feof( $_http ) ) {
$_data .= fgets( $_http, 1024 );
}
fclose( $_http );
}
return( $_data );
}