15 lines
455 B
C
15 lines
455 B
C
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#ifndef foreach
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#define foreach_iter_var(var) var ## _iter
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#define foreach(var, val) \
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for (typeof(val.begin()) foreach_iter_var(var) = (val).begin(), \
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_ = (val).begin(); \
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foreach_iter_var(var) != (val).end(); \
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foreach_iter_var(var)++, _ = (val).begin()) \
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for (typeof(*foreach_iter_var(var)) var = *foreach_iter_var(var); \
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_ != (val).end(); \
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_ = (val).end())
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#endif
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