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# C - islower function

## Synopsis:

    #include <stdio.h>

    int islower(int c);

## Description:

The function returns nonzero if c is any of:

    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 lower case otherwise this will return zero which will be equivalent to false.

## Example

    #include <stdio.h>

    int main() {

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

It will proiduce following result:

    Character a is lower case

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