how to remove first element in array javscript code example

Example 1: 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 2: remove first element of array javascript

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

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