Search
 
SCRIPT & CODE EXAMPLE
 

JAVASCRIPT

javascript check if null

if (variable === null) { //Executes only if variable is null but not undefined
  //Code here
}

if (variable == null) { //Executes if variable is null OR undefined
  //Code here
}
Comment

javascript null check

if (Var === null) { 
//code goes here
}
Comment

js check null

if (Var === null) { 
//code goes here
}
Comment

How to Check for Null in JavaScript

let myStr = null;

if (myStr === null) {
  console.log("This is a null string!");
}

/*
This will return:

"This is a null string!"
*/
Comment

js null ==

null == null // true
null == undefined // true
null == 0 // false
Comment

JavaScript null

const number = null;
Comment

null check in javascript

if(!pass || !cpass || !email || !cemail || !user) {
   // Code here
}
// Which will check for empty strings (""), null, undefined, false and the numbers 0 and NaN
Comment

PREVIOUS NEXT
Code Example
Javascript :: css variable value changing with javascript 
Javascript :: react export 
Javascript :: dayjs after 
Javascript :: javascript intl.numberformat percent 
Javascript :: lodash find duplicate element index 
Javascript :: indexof javascript duplicate arrays 
Javascript :: closure and scope javascript 
Javascript :: fetch post js 
Javascript :: mongodb mongoose with next js connection 
Javascript :: open another page js 
Javascript :: loop javascript 
Javascript :: agregar atributo con id jquery 
Javascript :: how to use require() and import in the same time 
Javascript :: javascript find index 
Javascript :: how to read json file with file input html 
Javascript :: JavaScript grouping words by length 
Javascript :: image onclick react 
Javascript :: babel debugging 
Javascript :: express js hello world example 
Javascript :: animate javascript 
Javascript :: conditional (ternary) operator function parameter 
Javascript :: vue jest run single test 
Javascript :: Find Smallest Number by function in Javascript 
Javascript :: js for of 
Javascript :: linear gradient react native 
Javascript :: url encoded body in node.js 
Javascript :: js create md5 hash 
Javascript :: how to change input value in javascript using class 
Javascript :: timestamp to unix time react 
Javascript :: force delete and restore in sequelize 
ADD CONTENT
Topic
Content
Source link
Name
6+8 =