How to convert string to array in js

How to convert js arrays and strings to each other

1. Array to string

Need to use array elements Concatenate a certain character into a string. The sample code is as follows:

var a, b;
a = new Array(0,1,2,3,4);
b = a.join("-");      //"0-1-2-3-4"

2. Convert string to array

The implementation method is to cut the string into several strings according to a certain character, and use Return in array form, the sample code is as follows:

var s = "abc,abcd,aaa";
ss = s.split(",");// 在每个逗号(,)处进行分解  ["abc", "abcd", "aaa"]
var s1 = "helloworld";
ss1 = s1.split('');  //["h", "e", "l", "l", "o", "w", "o", "r", "l", "d"]

Recommended: "javascript Advanced Tutorial"

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