# in c++

You can use '#' sign to get exact name of an argument passed to a macro:
#define what_is(x) cerr << #x << " is " << x << endl;
int variable = 376;
what_is(variable);
// prints "variable is 376"

Similar codes

0 vote183 views1 answer
Are arrays faster than vectors c++
C++
0 vote197 views1 answer
Lua table contains
C++
0 vote194 views1 answer
Composition namespaces c++
C++
5 votes178 views2 answers
Getline trong c++
C++
0 vote181 views1 answer
Ordine crescente "senza" vettori in c++
C++
3 votes219 views3 answers
Largest Subarray with Zero Sum
C++
0 vote180 views1 answer
How the theam are store in database
C++
0 vote182 views1 answer
Check if cin didn't get int
C++
1 vote205 views1 answer
Operator precedence in cpp
C++
32 votes257 views3 answers
Remove specific element from vector c++
C++