int nClone(0); 和 int nClone = 0; 的具体区别是什么？
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kiwi95 Nov 10, 2016
cpp 下面四种初始化方法：
int units_sold = 0; int units_sold = {0}; int units_sold{0}; int units_sold(0); 没有太多区别，只是大括号的初始化不能进行精度损失的初始化，如用 double 值初始化 int 变量，而小括号会自动截断 |
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