JavaScript array join() method joins all the elements of an array into a string.
The following is the parameter −
- separator − Specifies a string to separate each element of the array. If omitted, the array elements are separated with a comma.
Example
You can try to run the following code to learn how to work with join() method in JavaScript −
<html>
<head>
<title>JavaScript Array join Method</title>
</head>
<body>
<script>
var arr = new Array("Football","Hockey","Squash");
var str = arr.join();
document.write("str : " + str );
var str = arr.join(", ");
document.write("<br />str : " + str );
var str = arr.join(" + ");
document.write("<br />str : " + str );
</script>
</body>
</html>