Share via


__toascii

Converts characters.

int__toascii(intc**);**

Routine Required Header Compatibility
__toascii <ctype.h> Win 95, Win NT

For additional compatibility information, see Compatibility in the Introduction.

Libraries

LIBC.LIB Single thread static library, retail version
LIBCMT.LIB Multithread static library, retail version
MSVCRT.LIB Import library for MSVCRT.DLL, retail version

Return Value

__toascii converts a copy of c if possible, and returns the result. There is no return value reserved to indicate an error.

Parameter

c

Character to convert

Remarks

The __toascii routine converts the given character to an ASCII character.

Data Conversion Routines

See Also   is Routines, to Functions Overview

Example

/* TOUPPER.C: This program uses toupper and tolower to
 * analyze all characters between 0x0 and 0x7F. It also
 * applies _toupper and _tolower to any code in this
 * range for which these functions make sense.
 */

#include <conio.h>
#include <ctype.h>
#include <string.h>

char msg[] = "Some of THESE letters are Capitals\r\n";
char *p;

void main( void )
{
   _cputs( msg );

   /* Reverse case of message. */
   for( p = msg; p < msg + strlen( msg ); p++ )
   {
      if( islower( *p ) )
         _putch( _toupper( *p ) );
      else if( isupper( *p ) )
         _putch( _tolower( *p ) );
      else
         _putch( *p );
   }
}

Output

Some of THESE letters are Capitals
sOME OF these LETTERS ARE cAPITALS