Module is

isError

Check is value is error object.

import { isError } from "@corefunc/corefunc/is/error";

0.3.46

isNil

Checks if value is null or undefined.

isNotNil

Checks if value is not null or not undefined.

isNumber

Checks if a given value is number. Returns false on NaN or Infinity.

import { isNumber } from "@corefunc/corefunc/is/number";

isString

Checks if a given value is a real string.

import { isString } from "@corefunc/corefunc/is/string";

isStringable

Checks if a given value can be converted to string.

import { isStringable } from "@corefunc/corefunc/is/stringable";

0.3.54

isFunctionAsync

Is Function asynchronous

isPromise

Returns true if value is an Promise.