Variable isNonPositiveSafeInt`Const`

isNonPositiveSafeInt: (a: number) => a is NonPositiveSafeInt = is

Type guard that checks if a value is a non-positive safe integer.

Returns true for a non-positive safe integer — a value with no fractional component.

Type Declaration

- (a: number): a is NonPositiveSafeInt
- Parameters
  - a: number
  Returns a is NonPositiveSafeInt
  true if the value is a non-positive safe integer, false otherwise