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Deprecated: Creation of dynamic property PPDStack::$accum is deprecated in /var/www/cppe.ru/www/includes/parser/Preprocessor_DOM.php on line 803
Deprecated: Constant E_STRICT is deprecated in /var/www/cppe.ru/www/includes/exception/MWExceptionHandler.php on line 179
Deprecated: Constant E_STRICT is deprecated in /var/www/cppe.ru/www/vendor/mediawiki/at-ease/src/Functions.php on line 48
Материал из C\C++ эксперт
int fpclassify(fpval)
Returns:
FP_INFINITE
FP_NAN
FP_NORMAL
FP_SUBNORMAL
FP_ZERO
#include <stdio.h>
#include <math.h>
int main(void)
{
printf("fpclassify(-1.0) %d\n", fpclassify(-1.0));
printf("fpclassify(1.0) %d\n", fpclassify(1.0));
printf("fpclassify(1.0/0.0) %d\n", fpclassify(1.0/0.0));
return 0;
}
/*
fpclassify(-1.0) 1024
fpclassify(1.0) 1024
fpclassify(1.0/0.0) 1280
*/