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Double.IsInfinity Method

Silverlight

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

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

[SecuritySafeCriticalAttribute]
public static bool IsInfinity(
	double d
)

Type: System.Boolean
true if d evaluates to PositiveInfinity or NegativeInfinity; otherwise, false.

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

The following example illustrates the use of IsInfinity:


// This will return "true".
outputBlock.Text += String.Format("IsInfinity(3.0 / 0) == {0}.", Double.IsInfinity(3.0 / 0) ? "true" : "false") + "\n";

Supported in: 5, 4, 3

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

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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