[{"title":"( 4 个子文件 3KB ) 使用C++11实现线程安全的单例模式","children":[{"title":"untitled","children":[{"title":"untitled.pro.user <span style='color:#111;'> 18.07KB </span>","children":null,"spread":false},{"title":"singleton.h <span style='color:#111;'> 868B </span>","children":null,"spread":false},{"title":"untitled.pro <span style='color:#111;'> 191B </span>","children":null,"spread":false},{"title":"main.cpp <span style='color:#111;'> 723B </span>","children":null,"spread":false}],"spread":true}],"spread":true}]