Javascript string and array conversion summary, javascript string

Javascript string and array conversion summary, javascript string

Convert array to string

1. join () method

var s= ["a", "d", "a", "f", "g", "f", "s", "g"];s.join()　　//"a,d,a,f,g,f,s,g"s.join(" ")　　//"a d a f g f s g"s.join('');　　//adafgfsg

String to array

1. call () method

var str = "adafgfsg";var strArr = Array.prototype.slice.call(str,0);console.log(strArr);

Result: ["a", "d", "a", "f", "g", "f", "s", "g"]

2. Regular Expression

var str = "adafgfsg";var strArr = str.replace(/(.)(?=.)/g,'$1,').split(',');console.log(strArr);var str = "adafgfsg";var strArr = str.match(/\w/g);console.log(strArr);

Result: ["a", "d", "a", "f", "g", "f", "s", "g"]

3. directly use the split () method

var str = "adafgfsg";var strArr = str.split('');console.log(strArr);

Result: ["a", "d", "a", "f", "g", "f", "s", "g"]

The above is all the content summarized in this article. I hope you will like it.