C isupper function

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Synopsis:

Example

#include <stdio.h>

int isupper(int c); 

Description:

The function returns nonzero if c is any of:

Example

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Return Value

The function returns nonzero if c is upper case otherwise this will return zero which will be equivalent to false.

Example

Example

#include <stdio.h>

int main() {

  if( isupper( 'a' ) )
  {
     printf( "Character a is upper case\n" );
  }
  if( isupper( 'A' ) )
  {
     printf( "Character A is upper case\n" );
  }
  return 0;
}

Output Will Be :

Output

Character A is upper case


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