/Javascript/AngularJS/Angular check if array is empty

Angular check if array is empty

Javascript check if array is empty

if (typeof array !== 'undefined' && array.length === 0) {
    // the array is defined and has no elements
}

14

Source: stackoverflow.com

Javascript check if array is empty

if (array && !array.length) {
    // array is defined but has no element
}

14

Javascript not empty array not string

if (Array.isArray(array) && array.length) {
    // array exists and is not empty
}

6

Source: stackoverflow.com

Javascript check if array is not empty

if (array === undefined || array.length == 0) {
    // array empty or does not exist
}

5

Source: stackoverflow.com

How to check if array is empty or not in javascript

if(typeof array != 'undefined' && array.length > 0){
	// array has elements
}

4

Angular check if array is empty

var colors=undefined;
if(!colors?.length){
	console.log("empty")
}else{
	// I am not empty
}

0

Similar codes

11 votes308 views2 answers
Angular print an array
Javascript AngularJS
0 vote341 views1 answer
Download xml file asp.net web api and angularjs
Javascript AngularJS
0 vote466 views2 answers
Angular cors issue
Javascript AngularJS
7 votes298 views4 answers
Refresh current component angular
Javascript AngularJS
17 votes507 views1 answer
Angular delete component full
Javascript AngularJS
0 vote292 views1 answer
Angular submit with required
Javascript AngularJS
0 vote325 views1 answer
Get image from s3 bucket angular
Javascript AngularJS
1 vote316 views1 answer
Angular cli don't generate spec
Javascript AngularJS
1 vote296 views1 answer
Angular right click on link
Javascript AngularJS
1 vote335 views2 answers
Remove duplicate values in array angular
Javascript AngularJS

Share