★ areString()

areString()

Checks whether the values are a string type or an instance of String by using every(), forEach() and some() methods of the returned object.

are-string.func.ts

const areString = <CommonPayload extends object>(...values: any[]) =>
  areDeterminer<CommonPayload>(isString, ...values);

type/are-string.func.ts at main · angular-package/typeGitHub

Generic type variables

CommonPayloadextendsobject

The CommonPayload generic type variable constrained by the object constrains the generic type variable Payload of each returned method.

Parameters

...values: any[]

A rest parameter of any type to check its elements against a string type or an instance of String.

Returns

The return value is an object with every(), some() and forEach() as methods of checking supplied values.