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Single.IsPositiveInfinity Method

Returns a value indicating whether the specified number evaluates to positive infinity.

Namespace:  System
Assembly:  mscorlib (in mscorlib.dll)

public static bool IsPositiveInfinity(
	float f
)

Parameters

f
Type: System.Single

A single-precision floating-point number.

Return Value

Type: System.Boolean
true if f evaluates to PositiveInfinity; otherwise, false.

Floating-point operations return PositiveInfinity to signal an overflow condition.

The following code example demonstrates the IsPositiveInfinity method.

// This will return true.
Console.WriteLine("IsPositiveInfinity(4.0F / 0) == {0}.", Single.IsPositiveInfinity(4.0F / 0) ? "true" : "false");

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

XNA Framework

Supported in: 3.0, 2.0, 1.0

Portable Class Library

Supported in: Portable Class Library

Supported in: Windows Phone 8.1

Supported in: Windows Phone Silverlight 8.1

Supported in: Windows Phone Silverlight 8
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