wp_is_json_media_type() – Function | Developer.WordPress.org

wp_is_json_media_type( string $media_type ): bool

Checks whether a string is a valid JSON Media Type.

Parameters

$media_typestringrequired: A Media Type string to check.

Return

bool True if string is a valid JSON Media Type.

Source

function wp_is_json_media_type( $media_type ) {
	static $cache = array();

	if ( ! isset( $cache[ $media_type ] ) ) {
		$cache[ $media_type ] = (bool) preg_match( '/(^|\s|,)application\/([\w!#\$&-\^\.\+]+\+)?json(\+oembed)?($|\s|;|,)/i', $media_type );
	}

	return $cache[ $media_type ];
}

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Used by	Description
wp_is_json_request()`wp-includes/load.php`	Checks whether current request is a JSON request, or is expecting a JSON response.

Changelog

Version	Description
5.6.0	Introduced.

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