/**
* 数组
*/
var data = [1,2,3,4,5,6]
var str = 'hello,123'
console.log(data.join()) //输出:1,2,3,4,5,6
console.log(str.split()) //输出:["hello,123"]
/**
* 数组
*/
var data = [1,2,3,4,5,6]
var str = 'hello,123'
console.log(data.join()) //输出:1,2,3,4,5,6
console.log(str.split()) //输出:["hello,123"]
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