JavaScript Array toString() Method
The toString() method returns a string with array values separated by commas. The toString() method does not change the original array. This method converts an array into a readable string format, often for display or logging purposes.
Syntax:
arr.toString()Parameters: This method does not accept any parameter.
Return value:
- The method returns the string representation of the array elements.
- If the array is empty, then it returns an empty string.
- The original array is not changed by this method
Below is an example of the Array toString() method.
Example 1: In this example The func() function creates an array and converts it to a string using the toString() method.
// JavaScript to illustrate toString() method
function func() {
// Original array
let arr = ["Geeks", "for", "Geeks"];
// Creating a string
let str = arr.toString();
console.log(str);
}
func();
Output
Geeks,for,Geeks
Example 2: In this example, the toString() method creates a string consisting of array elements.
// JavaScript to illustrate toString() method
function func() {
// Original array
let arr = [2, 5, 8, 1, 4];
// Creating a string
let str = arr.toString();
console.log(str);
}
func()
Output
2,5,8,1,4
Example 3 : In this example, we are converting a multidimensional array into a string.
let matrix = [[1, 2, 3], [4, 5, 6], [7, 8, 9]];
let result = matrix.toString();
console.log(result);
Output
1,2,3,4,5,6,7,8,9
We have a complete list of Javascript Array methods, to check those please go through this Javascript Array Complete reference article.
Supported Browsers: The browsers supported by JavaScript Array toString() method are listed below:
We have a Cheat Sheet on Javascript where we covered all the important topics of Javascript to check those please go through Javascript Cheat Sheet-A Basic guide to JavaScript.
