There are two methods in JavaScript Remove the first n elements from Array. If you want only the first element to remove then use the shift() method or if want n number of elements then you have to use the splice() method.
splice(start, deleteCount)- shift() method: Removes the first element from an array and returns that element.
- splice() Method: Remove any item in an Array based on Index Value:
Remove first n elements from Array JavaScript Example
HTML example code.
Note: The splice() method changes the contents of an array by removing existing elements.
Remove the first 2 elements from Array.
<!DOCTYPE html>
<html>
<body>
<script>
var colors = ["red","blue","black","green"];
var indexToRemove = 0;
var numberToRemove = 2;
colors.splice(indexToRemove, numberToRemove);
console.log(colors);
</script>
</body>
</html>Output:
Do comment if you have any doubts or suggestions on this JS Array code.
Note: The All JS Examples codes are tested on the Firefox browser and the Chrome browser.
OS: Windows 10
Code: HTML 5 Version