wp_is_json_request()

Checks whether current request is a JSON request, or is expecting a JSON response.


Return

(bool) True if Accepts or Content-Type headers contain application/json.<br> False otherwise.


Source

File: wp-includes/load.php

function wp_is_json_request() {

	if ( isset( $_SERVER['HTTP_ACCEPT'] ) && wp_is_json_media_type( $_SERVER['HTTP_ACCEPT'] ) ) {
		return true;
	}

	if ( isset( $_SERVER['CONTENT_TYPE'] ) && wp_is_json_media_type( $_SERVER['CONTENT_TYPE'] ) ) {
		return true;
	}

	return false;
}


Changelog

Changelog
Version Description
5.0.0 Introduced.