WoW:Common Lua shortcuts: Difference between revisions
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→Logical short-cut evaluation
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For instance: | For instance: | ||
MySVTable = MySVTable or {}; | MySVTable = MySVTable or {}; | ||
print(UnitExists("target") and "You have a target" or "You don't have a target" | print(UnitExists("target") and "You have a target" or "You don't have a target"); -- As a trigraph | ||
A notable limitation of using short-cut evaluation as a trigraph operator is that if the ''true'' expression may return a false value, the false expression will be returned: | A notable limitation of using short-cut evaluation as a trigraph operator is that if the ''true'' expression may return a false value, the false expression will be returned: | ||