Expressions with reference type exemplified by string assignments. : Function Parameters « Function « C++

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C++ » Function » Function ParametersScreenshots 
Expressions with reference type exemplified by string assignments.

#include <iostream>
#include <string>
#include <cctype>                
using namespace std;
void strToUpperstring& );      
int main(){
   string text("Test with assignments \n");
   strToUpper(text);
   cout << text << endl;
   strToUppertext = "lower case");
   cout << text << endl;
   strToUppertext += " and lower case!\n");
   cout << text << endl;
   return 0;
}
void strToUpperstring& str){                              
    int len = str.length();
    forint i=0; i < len; ++i)
      str[i= toupperstr[i]);
}

           
       
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4.Function uses two argumentsFunction uses two arguments
5.Passing Arguments by ReferencePassing Arguments by Reference
6.Passes the variable to be doubled by referencePasses the variable to be doubled by reference
7.Passed by value and passed by referencePassed by value and passed by reference
8.Pass string (char *) into a functionPass string (char *) into a function
9.Demonstrates the use of return values with reference type.Demonstrates the use of return values with reference type.
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