use null-coalescing operator where applicable

stklcode · stklcode · commit dd7d1aa966f7 · 2025-12-21T18:06:09.000+01:00
diff --git a/inc/class-statifyblacklist.php b/inc/class-statifyblacklist.php
@@ -326,7 +326,7 @@ private static function get_referer(): string {
 	private static function get_referer_domain(): string {
 		$referer = wp_parse_url( self::get_referer() );
 
-		return strtolower( ( isset( $referer['host'] ) ? $referer['host'] : '' ) );
+		return strtolower( $referer['host'] ?? '' );
 	}
 
 	/**

Original file line number	Diff line number	Diff line change
`@@ -326,7 +326,7 @@ private static function get_referer(): string {`
`326`	`326`	`private static function get_referer_domain(): string {`
`327`	`327`	`$referer = wp_parse_url( self::get_referer() );`
`328`	`328`
`329`		`- return strtolower( ( isset( $referer['host'] ) ? $referer['host'] : '' ) );`
	`329`	`+ return strtolower( $referer['host'] ?? '' );`
`330`	`330`	`}`
`331`	`331`
`332`	`332`	`/**`