Remaining characters counter for textareas

textarea-max.js

/*
 Display remaining characters in a textarea.
 */
(function($) {
	// Get every teatarea
	$( 'textarea[maxlength]' ).each(function(){
		// Add listener
		$(this).on('input propertychange', function() {
			// Parse maxlength attribute
			var max = parseInt($( this ).attr( 'maxlength' ));
			// Display remaining characters
		      $(this).parent().find('.remaining').html(max - $(this).val().length);
		});
	});

})(jQuery);