(C++) static_cast

 

static_cast is a keyword to cast related data types, for example an int to double.

 

• Download the Qt Creator project 'CppStatic_cast' (zip)

 

 

 

 

 

Technical facts

 

Application type(s)

• Desktop application

Operating system(s) or programming environment(s)

• Lubuntu 13.04 (raring)

IDE(s):

• Qt Creator 2.7.0

Project type:

• Console application

C++ standard:

• C++98

Compiler(s):

• G++ 4.7.3

Libraries used:

• STL: GNU ISO C++ Library, version 4.7.3

 

 

 

 

 

Qt project file: CppStatic_cast.pro

 

---

TEMPLATE = app CONFIG += console CONFIG -= app_bundle CONFIG -= qt SOURCES += main.cpp

 

 

 

 

 

main.cpp

 

---

#include <cassert> int main() {   //static_cast from double to int   {     const double x = 42.0;     const int y = static_cast<int>(x);     assert(y == 42);   }   //static_cast from double to int truncates the double   {     const double x = 42.999;     const int y = static_cast<int>(x);     assert(y == 42);   } }