search:qt c++ global variable相關網頁資料

- stackoverflow.com
  
  c++ - Global variable in Qt, how to? - Stack Overflow
  
  2009年9月24日 - global_objects.hpp extern int myGlobalInt;. global_objects.cpp #include "global_objects.hpp" namespace { int myGlobalInt; }. And then #include ...
  
  2025-05-16
  
  瀏覽：553
- stackoverflow.com
  
  c++ - Global variables in Qt 5.3 - Stack Overflow
  
  2014年5月28日 - Global Variables. To create a "global" variable, you need to make it available to everyone and you need to make it declared once, and only once.
  
  2025-05-19
  
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c++ - How to declare a global variable that could be used in ...

日期：2025-05-18

2010年1月8日 - I have a variable that I would like to use in all my classes without ... global.h extern int myVar; global.cpp #include "global.h" int myVar = 0; .... // L....

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c++ - Using global variables of main program in Qt plugin ...

日期：2025-05-19

2011年4月18日 - One of the convenient (but not so clean) way is to use properties on your application. In the main component, you push a pointer to this global to your ......

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Setting global variable in main() [Solved] | Qt Project forums ...

日期：2025-05-19

Setting global variable in main() [Solved]. Hi all, I have a Qt application and I need to set a variable (suppose a QString) in my main() that is ......

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Thread: global variable declaration - Qt Centre

日期：2025-05-19

mainwindow.cpp int y=1200; This is not a Qt related question , it is pure c++ so check this link : Scope, Global Variables and Static. Good Luck....

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Qt and global variables

日期：2025-05-14

I was wondering how can I use global variables in my Qt program? ... I guess you are not trying to mix 'C' kind of coding using C++ compiler !...

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Thread: How to declare global variable outside a class? - Qt Centre

日期：2025-05-20

Use extern keyword to avoid allocating some memory for yours global variables every time you include your header globalvar.h in multiple files....

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Global variables "the Qt way" - General discussion of Qt, the ...

日期：2025-05-15

2010年6月16日 - Hi! I am in starting a new project, and I have a simple question about "global" variables, obviously not a C++ question! :) What is the "Qt way" of ......

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Problem with Global Variable Declarations (QT) - C / C++

日期：2025-05-15

2006年12月5日 - Need help? Post your question and get tips & solutions from a ... I have a problem I've been working on for days now with global variable use....

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