js remove first item

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

var list = ["bar", "baz", "foo", "qux"];
list.shift()//["baz", "foo", "qux"]

let myArray = [1, 2, 3, 4, 5];

let removedElement = myArray.shift(); 

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

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

type answer