主题
after
js
_.after(n, func)
选项对象。此方法创建一个函数,一旦调用 n
或更多次,该函数就会调用 func
。
¥The opposite of _.before
; this method creates a function that invokes func
once it's called n
or more times.
新增于
¥Since
0.1.0
参数
¥Arguments
n
(数值):func
被调用之前的调用次数。¥
n
(number): The number of calls beforefunc
is invoked.func
(函数):要限制的函数。¥
func
(Function): The function to restrict.
返回
¥Returns
(函数):返回新的受限函数。
¥(Function): Returns the new restricted function.
示例
¥Example
js
var saves = ['profile', 'settings'];
var done = _.after(saves.length, function() {
console.log('done saving!');
});
_.forEach(saves, function(type) {
asyncSave({ 'type': type, 'complete': done });
});
// => Logs 'done saving!' after the two async saves have completed.