isDate

Is the given value a date?

Description

Returns true if the given value is an instance of Date. The function works for dates transferred across iframes.

Usage

// CommonJS
var isDate = require('date-fns/isDate')

// ES 2015
import isDate from 'date-fns/isDate'

// ESM
import { isDate } from 'date-fns'

Syntax

isDate(value)

Arguments

Name	Description
value	the value to check

Returns

Description
true if the given value is a date

Exceptions

Type	Description
TypeError	1 arguments required

Examples

// For a valid date:
const result = isDate(new Date())
//=> true

// For an invalid date:
const result = isDate(new Date(NaN))
//=> true

// For some value:
const result = isDate('2014-02-31')
//=> false

// For an object:
const result = isDate({})
//=> false