Answers for "node js if undefined"

20

javascript check for undefined

if (typeof myVariable === 'undefined'){
    //myVariable is undefined
}
Posted by: Guest on July-22-2019
2

test if is undefined javascript

let id;

if(typeof id === 'undefined') {
    console.log("id is undefined...");
}
Posted by: Guest on August-10-2020

Code answers related to "Javascript"

Browse Popular Code Answers by Language