g*c 发帖数: 4510 | | t**r 发帖数: 3428 | 2 begin() could stay valid
end() will be invalid.
BTW, don't rely on this, keep is simple and clear | g*c 发帖数: 4510 | 3 standard说的是end "may" be invalid
【在 t**r 的大作中提到】 : begin() could stay valid : end() will be invalid. : BTW, don't rely on this, keep is simple and clear
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