//+------------------------------------------------------------------+
//| 스크립트 프로그램 시작 함수 |
//+------------------------------------------------------------------+
void OnStart()
{
//--- NaN 테스트
double nan=double("nan");
PrintFormat("Test NaN: %G is %s, MathIsValidNumber(NaN)=%s",
nan,
EnumToString(MathClassify(nan)),
(string)MathIsValidNumber(nan));
//--- 무한대 테스트
double inf=double("inf");
PrintFormat("Test Inf: %G is %s, MathIsValidNumber(inf)=%s",
inf,
EnumToString(MathClassify(inf)),
(string)MathIsValidNumber(inf));
//--- 정규값 테스트
double normal=1.2345e6;
PrintFormat("Test Normal: %G is %s, MathIsValidNumber(normal)=%s",
normal,
EnumToString(MathClassify(normal)),
(string)MathIsValidNumber(normal));
//--- 비정규값 테스트
double sub_normal=DBL_MIN/2.0;
PrintFormat("Test Subnormal: %G is %s, MathIsValidNumber(sub_normal)=%s",
sub_normal,
EnumToString(MathClassify(sub_normal)),
(string)MathIsValidNumber(sub_normal));
//--- 0 값 테스트
double zero=0.0/(-1);
PrintFormat("Test Zero: %G is %s, MathIsValidNumber(zero)=%s",
zero,
EnumToString(MathClassify(zero)),
(string)MathIsValidNumber(zero));
}
/*
결과:
Test NaN: NAN is FP_NAN, MathIsValidNumber(NaN)=false
Test Inf: INF is FP_INFINITE, MathIsValidNumber(inf)=false
Test Normal: 1.2345E+06 is FP_NORMAL, MathIsValidNumber(normal)=true
Test Subnormal: 1.11254E-308 is FP_SUBNORMAL, MathIsValidNumber(sub_normal)=true
Test Zero: -0 is FP_ZERO, MathIsValidNumber(zero)=true
*/
//+------------------------------------------------------------------+
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