array empty in js code example
Example 1: javascript check if array is empty
if (array && !array.length) {
// array is defined but has no element
}
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: empty array javascript
let myArray = [12 , 222 , 1000 ];
myArray.length = 0; // myArray will be equal to [].
Example 4: empty array javascript
// set array
arr = [1,2,4];
// empty array
arr = [];