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lambdas 类似于一种 inline function，能被当作是一种参数或是一种局部对象。 看到中括号开头的那就是 lambda 啦~~~ [] { std::cout << "hello lambda!" << std::endl; }; [] { std::cout << "hello l 阅读全文
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红色 绿色 蓝色 Initializer List An initializer list forces so-called value initialization, which means that even local variables of fundamental types, which 阅读全文
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explicit for ctors taking more than one argument struct Complex{ double _real; double _i; Complex(double real, double i = 0) : _real(real), _i(i){} // 阅读全文
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Rvalue references (右值引用) and Move Semantics Rvalue references are a new reference type introduced in C++0x that help solve the problem of unnecessary 阅读全文
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range-based for statement for(decl : coll){ // decl:声明 coll:容器 statement } for(int i : {2, 3, 4, 5, 6}){ cout << i << endl; } vector<double> vec; ··· 阅读全文
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Automatic Type Deduction with auto With C++11, you can declare a variable or an object without specifying its type by using auto. For example: auto i 阅读全文