Answers for "How to empty an array in JavaScript"

javascript empty array

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

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

create empty array javascript

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

js delete all array items

A.splice(0,A.length)

javascript is array empty

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

how to check if number is integer in java

if(x == (int)x){
 println("x is an integer");
}

generate empty array js

Array.from({length: 500})

// change the length to whatever value you want