isNan overloads

Synopses

Declared in <bdlb_float.h>

Return true if the specified floating point number has a value that does not represent a real number ("not‐a‐number" or "NaN"), and false otherwise.

static
bool
isNan(double number);

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Return true if the specified floating point number has a value that does not represent a real number ("not‐a‐number" or "NaN"), and false otherwise. This function is equivalent to the isnan macro in C99. Note that if this method returns true, then either isQuietNan or isSignalingNan will also return true.

static
bool
isNan(float number);

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