ios manipulators uppercase() function in C++
Last Updated :
28 Aug, 2019
The uppercase() method of stream manipulators in C++ is used to set the uppercase format flag for the specified str stream. This flag makes the output operations to use capital letters instead of lowercase letters.
Syntax:
ios_base& uppercase (ios_base& str)
Parameters: This method accepts str as a parameter which is the stream for which the format flag is affected.
Return Value: This method returns the stream str with uppercase format flag set.
Example 1:
#include <iostream>
#include <sstream>
using namespace std;
int main()
{
int n = 20;
cout << "uppercase flag: "
<< showbase << oct
<< uppercase
<< n << endl;
return 0;
}
|
Output:
uppercase flag: 024
Example 2:
#include <iostream>
using namespace std;
int main()
{
int n = 20;
cout << "uppercase flag: "
<< showbase << hex
<< uppercase
<< n << endl;
return 0;
}
|
Output:
uppercase flag: 0X14
Reference: http://www.cplusplus.com/reference/ios/uppercase/
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