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How do I remove a particular element from an array in JavaScript
To remove an element from an array, use the splice() method. JavaScript array splice() method changes the content of an array, adding new elements while removing old elements.
The following are the parameters −
index − Index at which to start changing the array.
howMany − An integer indicating the number of old array elements to remove. If howMany is a 0, then no elements are removed.
element1, ..., elementN − The elements adds to the array. If you don't specify any elements, splice simply removes the elements from the array.
You can try to run the following code to learn how to add and remove individual elements in a JavaScript array −
Example
Live Demo
<html>
<head>
<title>JavaScript Array splice Method</title>
</head>
<body>
<script>
var arr = ["orange", "mango", "banana", "sugar", "tea"];
var removed = arr.splice(2, 0, "water");
document.write("After adding 1: " + arr );
document.write("<br />removed is: " + removed);
removed = arr.splice(3, 1);
document.write("<br />After adding 1: " + arr );
document.write("<br />removed is: " + removed);
</script>
</body>
</html>
Output
After adding 1: orange,mango,water,banana,sugar,tea removed is: After adding 1: orange,mango,water,sugar,tea removed is: banana
Updated on: 30-Jul-2019
712 Views
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