blob: f85a801747d47cc4fdd4af0a2b9be972e5a0ca07 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
|
var isObjectLike = require('./isObjectLike');
/** `Object#toString` result references. */
var dateTag = '[object Date]';
/** Used for built-in method references. */
var objectProto = Object.prototype;
/**
* Used to resolve the
* [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
* of values.
*/
var objectToString = objectProto.toString;
/**
* Checks if `value` is classified as a `Date` object.
*
* @static
* @memberOf _
* @since 0.1.0
* @category Lang
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is correctly classified,
* else `false`.
* @example
*
* _.isDate(new Date);
* // => true
*
* _.isDate('Mon April 23 2012');
* // => false
*/
function isDate(value) {
return isObjectLike(value) && objectToString.call(value) == dateTag;
}
module.exports = isDate;
|
