/* 匿名函数*/

(function() {
var foo = 10;
var bar = 2;
alert(foo * bar);
})();

/* 匿名函数，带参数 */

(function(foo, bar) {
alert(foo * bar);
})(10, 2);

/* 匿名函数返回值 */

var baz = (function(foo, bar) {
return foo * bar;
})(10, 2);

// baz will equal 20.

/* 匿名函数关闭 */

var baz;

(function() {
var foo = 10;
var bar = 2;
baz = function() {
return foo * bar;
};
})();

baz();

// anonymous function.