after

_.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

1. n (数值)：func 被调用之前的调用次数。

   ¥n (number): The number of calls before func is invoked.

2. 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

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.