empty array javascript

arr = [];   // set array=[]

//function
const empty = arr => arr.length = 0;
//example
var arr= [1,2,3,4,5];
empty(arr) // arr=[]const myArray1 = []
// or...
const myArray2 = new Array()var colors = ["red","blue","green"];
    colors = []; //empty the arrayA.length = 0let myArray = [12 , 222 , 1000 ];  
myArray.length = 0; // myArray will be equal to [].// set array
arr = [1,2,4];

// empty array
arr = [];