2019獨(dú)角獸企業(yè)重金招聘Python工程師標(biāo)準(zhǔn)>>>

策略模式

• 類圖

• 代碼

#include <iostream> using namespace std;class Strategy { public:Strategy() {}~Strategy() {}virtual void Travel() = 0;};class StrategyWalk : public Strategy { public:StrategyWalk() {}~StrategyWalk() {}void Travel(){cout << "I walk to my company." << endl;} };class StrategyBus : public Strategy { public:StrategyBus() {}~StrategyBus() {}void Travel(){cout << "I go to work by bus." << endl;} };class User { public:User() {}~User() {}void GotoWork(){this->methord->Travel();}void SetStrategy(Strategy *tool){this->methord = tool;} private:Strategy *methord; };int main(int argc, char *argv[]) {Strategy *tool = new StrategyBus();User *tom = new User();tom->SetStrategy(tool);tom->GotoWork();delete tool;delete tom;return 0; }

轉(zhuǎn)載于:https://my.oschina.net/randy1986/blog/1591540

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