SUBTYPE
\sˈʌbta͡ɪp], \sˈʌbtaɪp], \s_ˈʌ_b_t_aɪ_p]\
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If S is a subtype of T then an expression oftype S may be used anywhere that one of type T can and animplicit type conversion will be applied to convert it totype T.In object oriented programming, this means that objects oftype S must accept every message that one of type T would.
By Denis Howe
Word of the day
Snake's-head
- Guinea-hen flower; -- so called in England because its spotted petals resemble the scales of a snake's head.