https://www.jianshu.com/p/f31744e423eb
轉載於:https://www.cnblogs.com/qdck/p/11044974.html
https://www.jianshu.com/p/f31744e423eb
轉載於:https://www.cnblogs.com/qdck/p/11044974.html
條款24 ----》條款24:若所有參數皆需類型轉換,請爲此採用non-member函數 **
12315 https://www.12315.cn/cuser/ 互聯網信息服務投訴平臺 https://ts.isc.org.cn/#/login