stringf(string&&s){if(s.size())s[0]=toupper(s[0]);returns} 右值引用作为参数类型使用的时候,首先被实参初始化,其结果是实参将无效化(右值引用的定义)。在函数内部,由于s已经夺取了实参的内容,因此可以作为左值自由使用。但是如果不是在函数体中直接使用而希望作为右值继续传递给另外一个函数,就不能直接使...
zstring没有表达所有权。 See also: Support library 参见:支持库https://github.com/isocpp/CppCoreGuidelines/blob/master/CppCoreGuidelines.md#S-gsl
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cpp 複製 Status DrawBezier( [in] const Pen *pen, [in, ref] const PointF & pt1, [in, ref] const PointF & pt2, [in, ref] const PointF & pt3, [in, ref] const PointF & pt4 ); 參數 [in] pen 類型:const Pen* 用來...
The following speed tests results were generated by buildingtinyformat_speed_test.cppon an Intel core i7-2600K running Linux Ubuntu 14.04 with g++-4.8.2 using-O3 -DNDEBUG. In the test, the format string"%0.10f:%04d:%+g:%s:%p:%c:%%\n"is filled 2000000 times with output sent to/dev/...
(labelstring); AzString const inline_css = AzString_fromConstStr("font-size: 50px;"); AzDom_setInlineStyle(&label, inline_css); AzString const buttontext = AzString_fromConstStr("Increment counter"); AzButton button = AzButton_new(buttontext, AzRefAny_clone(data)); AzButton_setOn...
Loader运行的时候会检索所有的loader,这里给Loader列表,添加一个Loader,当其他所有loader都找不到"InMemory"的时候,这个自定义loader就起作用了。检测filename名称并返回相应的东西。 luaenv = new LuaEnv(); luaenv.AddLoader((ref string filename) => ...
std::queue<std::string> m_AacQueue; unsigned char* m_AacBuffer; }; #endif main.cpp #include <memory> #include <cstring> #include "PcmToAac.h" int main() { //打开2个文件,我们目标是读取pcm文件并编码,最后保存为aac文件 FILE *fpIn = fopen("D:\\music.pcm", "rb"); ...
#include <stdio.h> #include <signal.h> #include <setjmp.h> #include <stdlib.h> #include <float.h> #include <math.h> #include <string.h> jmp_buf mark; // Address for long jump to jump to int fperr; // Global error number void __cdecl fphandler( int sig, int num ); // ...
How to do it… UsingFString::Printf(): Consider the variables you'd like printed into your string. Open and take a look at a reference page of theprintfformat specifiers, such ashttp://en.cppreference.com/w/cpp/io/c/fprintf ... ...