; int islower (int c);
;
- .export _islower
- .include "ctype.inc"
+ .export _islower
+ .include "ctype.inc"
_islower:
- cpx #$00 ; Char range ok?
- bne @L1 ; Jump if no
- tay
- lda __ctype,y ; Get character classification
- and #CT_LOWER ; Mask lower char bit
- rts
+ cpx #$00 ; Char range ok?
+ bne @L1 ; Jump if no
+ tay
+ lda __ctype,y ; Get character classification
+ and #CT_LOWER ; Mask lower char bit
+ rts
-@L1: lda #$00 ; Return false
- tax
- rts
+@L1: lda #$00 ; Return false
+ tax
+ rts