User manual

mikroBasic PRO for PIC32
MikroElektronika
581
isxdigit
Prototype
sub function isxdigit(dim character as byte) as word/p>
Description Function returns 0xFF if the character is a hex digit (0-9, A-F, a-f), otherwise returns zero.
Example
res = isxdigit(“A”) ‘ returns 0xFF
res = isxdigit(“P”) ‘ returns 0
toupper
Prototype
sub function toupper(dim character as byte) as byte
Description If the character is a lowercase letter (a-z), the function returns an uppercase letter. Otherwise, the
function returns an unchanged input parameter.
Example
res = toupper(“a”) ‘ returns A
res = toupper(“B”) ‘ returns B
tolower
Prototype
sub function tolower(dim character as byte) as byte
Description If the character is an uppercase letter (A-Z), function returns a lowercase letter. Otherwise, function
returns an unchanged input parameter.
Example
res = tolower(“A”) ‘ returns a
res = tolower(“b”) ‘ returns b