cocos2dx开发之util类&方法——取范围随机数

#include <random>

int random(int start, int end) {
    //return start+rand()%(end-start+1);
    static std::random_device rd;
    static std::default_random_engine gen(rd());
    std::uniform_int_distribution<int> rnd(start, end); 
    return rnd(gen);
}