【PHP】URLからパラメータを全て削除する方法5選

$url = 'https://example.com/?test=123';
$url = strtok( $url, '?' );
echo $url; // https://example.com/

$url = 'https://example.com/?test=123';
$url = explode( '?', $url );
echo $url[0]; // https://example.com/

$url = 'https://example.com/?test=123';
$url = preg_replace( '/\?.+$/', '', $url );
echo $url; // https://example.com/

$url = 'https://example.com/?test=123';
$url = parse_url( $url );
$url = $url['scheme'] . '://' . $url['host'] . $url['path'];
echo $url; // https://example.com/

$url = 'https://example.com/?test=123';
preg_match( '/(.+)\?/', $url, $matches );
echo $matches[1]; // https://example.com/