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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.
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