how to delete first element from array in javascript code example

Example 1: javascript remove first element from array

var arr = [1, 2, 3, 4]; 
var theRemovedElement = arr.shift(); // theRemovedElement == 1
console.log(arr); // [2, 3, 4]

Example 2: javascript pop first element

pop(): Remove an item from the end of an array.
push(): Add items to the end of an array.
shift(): Remove an item from the beginning of an array.
unshift(): Add items to the beginning of an array.

Example 3: javascript remove first item from array

var colors = ["red", "green", "blue"];
var red=colors.shift();
//colors is now ["green","blue"];

Example 4: remove first element of array javascript

const arr = ['foo', 'bar', 'qux', 'buz'];

arr.shift();	// 'foo'
arr;			// ['bar', 'qux', 'buz']

Example 5: how to remove first element of array in javascript

let numbers = ["I'm Not A Number!", 1, 2, 3];
numbers.shift();