can-map.js
function (callback) {
			var data = this.___get();
			for (var prop in data) {
				if (hasOwnProperty.call(data, prop)) {
					callback(data[prop], prop);
				}
			}
		}
function (callback) {
			var data = this.___get();
			for (var prop in data) {
				if (hasOwnProperty.call(data, prop)) {
					callback(data[prop], prop);
				}
			}
		}
function ( callback ) { var data = this . ___get ( ) ; for ( var prop in data ) { if ( hasOwnProperty . call ( data , prop ) ) { callback ( data [ prop ] , prop ) ; } } }
### _each Iterator that does not trigger live binding.
### _each Iterator that does not trigger live binding .