Function isInteger #
Test whether a value is an integer number.
The function supports number, BigNumber, and Fraction.
The function is evaluated element-wise in case of Array or Matrix input.
Syntax #
math.isInteger(x)
Parameters #
| Parameter | Type | Description |
|---|---|---|
x |
number | BigNumber | bigint | Fraction | Array | Matrix | Value to be tested |
Returns #
| Type | Description |
|---|---|
| boolean | Returns true when x contains a numeric, integer value. Throws an error in case of an unknown data type. |
Throws #
Type | Description —- | ———–
Examples #
math.isInteger(2) // returns true
math.isInteger(0) // returns true
math.isInteger(0.5) // returns false
math.isInteger(math.bignumber(500)) // returns true
math.isInteger(math.fraction(4)) // returns true
math.isInteger('3') // returns true
math.isInteger([3, 0.5, -2]) // returns [true, false, true]
math.isInteger(math.complex('2-4i')) // throws TypeError
