isnan — determine whether the parameter is a number
genBType isnan(
|
genType x); |
x
Specifies the value to test for NaN.
For each element i of the result, isnan returns true if
x[i] is positive or negative floating point NaN (Not a Number) and false otherwise.
NaNs may not be supported by the implementation, in which case isnan returns false.
| OpenGL ES Shading Language Version | ||||
|---|---|---|---|---|
| Function Name | 1.00 | 3.00 | 3.10 | 3.20 |
| isnan (genType) | - | ✔ | ✔ | ✔ |
Copyright © 2011-2015 Khronos Group. This material may be distributed subject to the terms and conditions set forth in the Open Publication License, v 1.0, 8 June 1999. https://opencontent.org/openpub/.