@GivenCui
2016-06-07T11:41:08.000000Z
字数 237
阅读 619
js复习
1.参数为空默认的按照 " , " 连接 .
2. 参数为("signal"), 就按照缩写符号连接
var str = ["hello" , "world" , "I" , "love" , "you"];
console.log(str.join()) //
console.log(["hello" , "world" , "I" , "love" , "you"].join());