Header File 

ctype.h  

Category 

Conversion Routines 

Prototype 

int toascii(int c); 

Description 

Translates characters to ASCII format. 

toascii is a macro that converts the integer c to ASCII by clearing all but the lower 7 bits; this gives a value in the range 0 to 127. 

Return Value 

toascii returns the converted value of c. 

Portability