Single.IsRealNumber(Single) Method
Definition
Important
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Determines if a value represents a real number.
public:
static bool IsRealNumber(float value) = System::Numerics::INumberBase<float>::IsRealNumber;
public static bool IsRealNumber (float value);
static member IsRealNumber : single -> bool
Public Shared Function IsRealNumber (value As Single) As Boolean
Parameters
- value
- Single
The value to be checked.
Returns
true
if value
is a real number; otherwise, false
.
Implements
Remarks
This function returns true
for a complex number a + bi
where b
is zero.
This function checks values against the extended real number line, thus returns true
for PositiveInfinity and NegativeInfinity.
Applies to
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