wp_die_json_handler filter-hook . WP 5.1.0

Filters the callback for killing WordPress execution for JSON requests.

Usage

add_filter( 'wp_die_json_handler', 'filter_function_name_70' );
function filter_function_name_70( $function ){
	// filter...

	return $function;
}

$function(callable)

Callback function name.

Where the hook is called

$function = apply_filters( 'wp_die_json_handler', '_json_wp_die_handler' );

Where the hook is used (in WP core)