strupr string function in C programming language

strupr string function in C programming language

In this tutorial, we will learn about strupr string function in C programming language and its functionality.

Description

In C programming language strupr()  is a string function which is used to convert a given string from any case into uppercase.

strupr() – this function is used to convert a given string(any case) into uppercase.

 

Declaration

In c programming language, Syntax for strupr() function is given below

char strupr ( char *string);

 

parameter or argument

String – The string value converts to the uppercase letter.

 

Returns

The strupr()  is used to converts all the lower case or mix case letters(string of any case) into uppercase characters.

 

Required Header

the required header for strupr()  in C Programming language

#include<string.h>

strupr string function in C

Example

In this program, strupr() function used to convert small case(c language) and mix case(C lanGuagE) into upper case(C LANGUAGE).

Program 1

#include <stdio.h>
#include <stdlib.h>

int main()
{
    char str1[]="c language ";//small case
    char str2[]="C lanGuagE ";//mix case
    printf("convert to upper case :%s\n",strupr(str1));
     printf("convert to upper case :%s",strupr(str1));
     getch();
    return 0;
}

 

When above program me  is compiled it will produce the following result

convert to upper case :C LANGUAGE
convert to upper case :C LANGUAGE

 

 

There are other C programming language functions that are  similar to the this function

strrev() function in C language

strrchr() function in C language

strdup() function in C language

strlwr()  function in C language

strupr()  function in C language

strrev()  function in C language

strset()  function in C language

strnset()  function in C language

strtok()  function in C language

strcat() function in C language

strncat() function in C language

strcpy() function in C language

strncpy() function in C language

strcmp() function in C language

strchr () function in C language

strdub () function in C language

 

Suggested for you

String function in C Language

Arithmetic function  in C

Function in C language

String handling in C programming language

User defined function in C language

Python function 

recursive function in Python