make an array empty in javascript code example

Example 1: javascript empty array

var colors = ["red","blue","green"];
    colors = []; //empty the array

Example 2: javascript empty array

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

//function
const empty = arr => arr.length = 0;
//example
var arr= [1,2,3,4,5];
empty(arr) // arr=[]

Example 3: create empty array javascript

const myArray1 = []
// or...
const myArray2 = new Array()

Example 4: javascript is array empty

var colors=[];
if(!colors.length){
	// I am empty
}else{
	// I am not empty
}

Example 5: js delete all from array

var list = [1, 2, 3, 4];
function empty() {
    //empty your array
    list.length = 0;
}
empty();