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c++里面float数值出现1.QNAN
检测方法:
bool is_float_valid(float f)
{
//detect invalid float :1.QNAN
return((DWORD&)f & 0x7f800000) != 0x7f800000;
}
c++里面float数值出现1.QNAN
检测方法:
bool is_float_valid(float f)
{
//detect invalid float :1.QNAN
return((DWORD&)f & 0x7f800000) != 0x7f800000;
}