MathF.Sign(Single) Method

Reference

Definition

Namespace:: System

Assembly:: System.Runtime.dll

Assembly:: System.Runtime.Extensions.dll

Assembly:: Microsoft.Bcl.Numerics.dll

Assembly:: netstandard.dll

Package:: Microsoft.Bcl.Numerics v9.0.0-preview.3.24172.9

Source:: MathF.cs

Source:: MathF.cs

Source:: MathF.cs

Important

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Returns an integer that indicates the sign of a single-precision floating-point number.

public:
 static int Sign(float x);

public static int Sign (float x);

static member Sign : single -> int

Public Shared Function Sign (x As Single) As Integer

Parameters

x: Single

A signed number.

Returns

Int32

A number that indicates the sign of x, as shown in the following table.

Return value	Meaning
-1	`x` is less than zero.
0	`x` is equal to zero.
1	`x` is greater than zero.

Exceptions

ArithmeticException

x is equal to NaN.

Remarks

This method calls into the underlying C runtime, and the exact result or valid input range may differ between different operating systems or architectures.

Applies to