isnormal
From cppreference.com
| Defined in header <math.h>
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| #define isnormal(arg) /* implementation defined */ |
(since C99) | |
Determines if the given floating point number arg is normal, i.e. is neither zero, subnormal, infinite, nor NaN. The macro returns an integral value.
[edit] Parameters
| arg | - | floating point value |
[edit] Return value
Nonzero integral value if arg is normal, 0 otherwise.
[edit] See also
| (C99) |
categorizes the given floating point value (function) |
| (C99) |
checks if the given number has finite value (function) |
| (C99) |
checks if the given number is infinite (function) |
| (C99) |
checks if the given number is NaN (function) |
| C++ documentation for isnormal
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