Function isInt

isInt(x: unknown): x is number

Checks if a value is a finite integer

Parameters

x: unknown
possibly an integer number

Returns x is number

See

isNum
isFin

Example

isInt(1) => true
isInt(-1) => true
isInt(0) => true
isInt(1.0) => true
isInt(1.2) => false
isInt('1') => false
isInt(NaN) => false
isInt(Infinity) => false
isInt(null) => false
isInt(1n) => false