fork download
copy 
  1. #include <iostream>
  2. using namespace std;
  3.  
  4. void func1(double *ptr) 
  5. {
  6.   cout<<*ptr;
  7. }
  8.  
  9. void main()
  10. {
  11.   const double ab=2;
  12.   func1(&static_cast<double>(ab));//I put & operator infront of static_cast and this works. 
  13.   cin.get();
  14. }
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
copy 
Standard input is empty
compilation info 
prog.cpp:9:11: error: ‘::main’ must return ‘int’
 void main()
           ^
prog.cpp: In function ‘int main()’:
prog.cpp:12:32: error: lvalue required as unary ‘&’ operand
   func1(&static_cast<double>(ab));//I put & operator infront of static_cast and this works. 
                                ^
stdout
copy 
Standard output is empty
https://ideone.com/o5ufsP
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!