Convert a string to uppercase. : string function « Data Types « C++ Tutorial

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C++ Tutorial » Data Types » string function

2.24.4.Convert a string to uppercase.

#include <iostream> 

#include <cstring> 

#include <cctype>  

using namespace std; 

 

int main() 

{ 

  char str[80]; 

  int i; 

 

  strcpy(str, "this is a test"); 

 

  for(i=0; str[i]; i++) str[i] = toupper(str[i]); 

 

  cout << str; 

 

  return 0; 

}

THIS IS A TEST

2.24.string function
	2.24.1.	Using strcpy()
	2.24.2.	Using strncpy()
	2.24.3.	strcpy, strlen, strcmp, strcat
	2.24.4.	Convert a string to uppercase.
	2.24.5.	Using strcat and strncat.
	2.24.6.	Using strcmp and strncmp
	2.24.7.	Using strtok
	2.24.8.	Using strlen

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