摘要:
number4:参考文:http://my.oschina.net/ohcoding/blog/470952?p=1题目:实现一下函数:isArrayisFunctionisNull//isArray的实现function isArray(a){ return a instanceof Arr... 阅读全文
摘要:
number1:function _1(){ console.log(a); console.log(b); var b=function(){}; console.log(a); console.log(b); v... 阅读全文