Fastest way to move first element to the end of an Array

javascript arrays element

var ary = [8,1,2,3,4,5,6,7];ary.push(ary.shift());  // results in [1, 2, 3, 4, 5, 6, 7, 8] 

var ary = [8,1,2,3,4,5,6,7];console.log("Before: " + ary);ary.push(ary.shift());  // results in [1, 2, 3, 4, 5, 6, 7, 8] console.log("After: " + ary);