What is array join in javascript?

 array join method javascript:

 

join() method means converting an array into a string but we can add between an array element with separator as like you want:, * space or something you like.

Syntax of join method:

array.join()

If we are using without any customize separator then it's added by default with (comma), separator.

 

Join example in javascript:

 

const colors = ["Red", "blue", "Black", "Orange", "White", "Coffee"];

 

console.log(colors.join());

// By default: "Red,blue,Black,Orange,White,Coffee"

 

console.log(colors.join(''));

// without any space:  "RedblueBlackOrangeWhiteCoffee"

 

console.log(colors.join('*'));

// with star: "Red*blue*Black*Orange*White*Coffee"

 

console.log(colors.join(' - '));

// with dash: "Red - blue - Black - Orange - White - Coffee"