remove first element from an 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 item from array

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