wp_is_json_media_type( string $media_type )

Checks whether a string is a valid JSON Media Type.

Parameters Parameters


(string) (Required) A Media Type string to check.

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Return Return

(bool) True if string is a valid JSON Media Type.

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Source Source

File: wp-includes/load.php

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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Changelog Changelog

Version Description
5.6.0 Introduced.

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