js remove first level in array 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: javascript remove first element from array

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