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Array push() method with example in JavaScript
JavaScript push() method: Here, we are going to learn about the push() method of array in JavaScript.
Submitted by IncludeHelp, on February 27, 2019
JavaScript push() method
push() method is used adds/inserts an element at the end of an array, it returns nothing but changes the length of the array.
Syntax:
array_name.push(element1, element2, ...);
It accepts one or more than one elements and inserts to the end of the array and changed the length of an array.
Examples:
Input:
var countries = ["INDIA", "USA"];
Function call:
countries.push("UK");
countries.push("CANADA", "RUSSIA");
Output:
"INDIA", "USA", "UK", "CANADA", "RUSSIA"
JavaScript Code to demonstrate example of Array.push() method
<html>
<head>
<title>JavaScipt Example</title>
</head>
<body>
<script>
var countries = ["INDIA", "USA"];
document.write("countries: " + countries + "<br>");
document.write("length is: " + countries.length + "<br>");
//adding one element
countries.push("UK");
document.write("countries: " + countries + "<br>");
document.write("length is: " + countries.length + "<br>");
//adding two elements
countries.push("CANADA", "RUSSIA");
document.write("countries: " + countries + "<br>");
document.write("length is: " + countries.length + "<br>");
</script>
</body>
</html>
Output
countries: INDIA,USA
length is: 2
countries: INDIA,USA,UK
length is: 3
countries: INDIA,USA,UK,CANADA,RUSSIA
length is: 5
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