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isfinite

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Determines if the specified floating-point value is finite.

ret isfinite(x)

Parameters

Item Description
x
 [in] The specified value.

Return Value

Returns a value of the same size as the input, with a value set to True if the x parameter is finite; otherwise False.

Type Description

Name Template Type Component Type Size
x scalar, vector, or matrix float any
ret scalar, vector, or matrix bool as input

Minimum Shader Model

This function is supported in the following shader models.

Shader Model Supported
Shader Model 2 (DirectX HLSL) and higher shader models yes
Shader Model 1 (DirectX HLSL) yes (vs_1_1 only)

Requirements

Requirement Value
Header
Corecrt_math.h

See also

Intrinsic Functions (DirectX HLSL)