libt3widget
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Class defining values with a separate validity check. More...
Public Member Functions | |
bool | is_valid (void) const |
operator T (void) const | |
T | operator() (void) const |
optional & | operator= (const optional &other) |
optional & | operator= (const T other) |
optional (T _value) | |
void | unset (void) |
Class defining values with a separate validity check.