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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)

[SecuritySafeCriticalAttribute]
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.
outputBlock.Text += String.Format("IsPositiveInfinity(4.0F / 0) == {0}.", Single.IsPositiveInfinity(4.0F / 0) ? "true" : "false") + "\n";


Silverlight

Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

XNA Framework

Supported in: Xbox 360, Windows Phone OS 7.0

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

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