new 初始化:括号内加初始值
int *pi = new int (6) // C++98 struct where {double x; double y; double z}; where * one = new where {2.5, 5.3, 7.2}; // C++11
以下为定位 new:
包含头文件 new
#include<new>
除指定地址参数外,句法与常规 new 运算符相同
char buffer[50]; char *p = new (buffer) char[50]; int *after = new int; int *q = new(after) int;