Home/ Questions/Q 6097535
In Process

The Archive Base Latest Questions

Editorial Team
  • 0
Asked: 2026-05-23T13:03:19+00:00

In JavaScript, how do I say: if (typeof obj === ‘number’ || typeof obj

  • 0

In JavaScript, how do I say:

if (typeof obj === 'number' 
    || typeof obj === 'boolean' 
    ||  typeof obj === 'undefined' 
    || typeof obj === 'string') {

In other words, is there some kind of:

if (typeof obj in('number','boolean','undefined','string')) {
Share

Leave an answer

You must login to add an answer.

Need An Account,

1 Answer

  1. Editorial Team

    More grist for the mill:

    if ( ('object function string undefined').indexOf(typeof x) > -1) {
  // x is an object, function, string or undefined
}

    or 

    if ( (typeof x).match(/object|function|string|undefined/)) {
  // x is an object, function, string or undefined
}

    How many ways do you want this cat skinned?

    • 0