题解 | #函数的上下文#
函数的上下文
http://www.nowcoder.com/practice/5e97b94794bd438f893137b2d3b28a6a
{"css":"","js":"function speak(fn, obj) {\n //return fn.call(obj)\n //return fn.apply(obj)\n // return fn.bind(obj)()\n obj.fn = fn\n return obj.fn()\n}","html":"","libs":[]}
