Type Checking Utils (<is>) | Quasar Framework

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Quasar Utils

Type Checking Utils (<is>)

v2.8+

TIP

For usage with the UMD build see here.

is.deepEqual

Recursively checks if one Object is equal to another. Also supports Map, Set, ArrayBuffer, Regexp, Date, and many more.

import { is } from 'quasar'

const objA = {
  /* ... */
}
const objB = {
  /* ... */
}

console.log(is.deepEqual(objA, objB)) // true or false

is.object

import { is } from 'quasar'

const obj = { some: 'value' }
console.log(is.object(obj)) // true

is.date

import { is } from 'quasar'

const date = new Date()
console.log(is.date(date)) // true

const now = Date.now()
console.log(is.date(now)) // false

is.regexp

import { is } from 'quasar'

const pattern1 = /\w+/
console.log(is.regexp(pattern1)) // true

const pattern2 = new RegExp('\\w+')
console.log(is.regexp(pattern2)) // true

is.number

import { is } from 'quasar'

const myNumber = 80
console.log(is.number(myNumber)) // true

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1. Introduction

2. is.deepEqual

3. is.object

4. is.date

5. is.regexp

6. is.number