is

v0.9.6

STATUS

Passing

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VISIBILITY

Public

PUBLISHED

5 years ago

SIZE

813 B

See if an object (`val`) is an instance of the supplied constructor.

Object

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is (

ctor:Object,

val:*

) : Boolean

See if an object (val) is an instance of the supplied constructor. This function will check up the inheritance chain, if any.

Example

R.is(Object, {}); //=> true
     R.is(Number, 1); //=> true
     R.is(Object, 1); //=> false
     R.is(String, 's'); //=> true
     R.is(String, new String('')); //=> true
     R.is(Object, new String('')); //=> true
     R.is(Object, 's'); //=> false
     R.is(Number, {}); //=> false

Arguments

ctor: Object

A constructor

val: *

The value to test

Returns

Boolean