Javascript string and array conversion summary_javascript tips-js tutorial

This article will share with you the simple and practical functions of converting strings into arrays and arrays into strings in Js. For more information, see. 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"]

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