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fill() function with example in JavaScript

JavaScript fill() function: Here, we are going to learn about the fill() function with example in JavaScript, how and when it is used? Submitted by IncludeHelp, on February 01, 2019

JavaScript fill() Method

fill() is a predefined function in JavaScript, which is used to fill all elements of an array with a static value.

Example

<html>
<head>
<title>JavaScipt Example</title>
</head>

<body>
	<script>
		//array
		var cities = ["New Delhi", "Mumbai", "Chennai", "Banglore"];
		//printing the values
		document.write("The cities are: " + cities);
		document.write("<br>");
		
		//filling all elements with a defualt city "Pune"
		cities.fill("Pune");
		//printing the values
		document.write("The cities are: " + cities);
		document.write("<br>");		
		
	</script>
</body>
</html>

Output

The cities are: New Delhi,Mumbai,Chennai,Banglore
The cities are: Pune,Pune,Pune,Pune

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