Set the "microsecond" attribute of this object to the specified microsecond value if 0 <= microsecond <= 999. If 24 == hour(), set the hour attribute to 0. Return 0 on success, and a non-zero value (with no effect) otherwise. Note that this method has no effect on the "date" part of this object.
Declared in <bdlt_datetime.h>
int
setMicrosecondIfValid(int microsecond);