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Asked: 2026-06-13T15:27:12+00:00

If I had a string declared like this: message db ABCDEFGHIJ,0 how could I

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If I had a string declared like this:

message db "ABCDEFGHIJ",0

how could I create a pointer that would allow me to point to a specific character in this string, such as the ‘A’ character. And also, how could I create a loop that would allow me to increment the pointer and as a result, cycle through the entire string?

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1 Answer

  1. Editorial Team
        mov ecx, message ; Masm would use "offset"
top:
    mov al, [ecx] ; get a character
    inc ecx  ; get ready for next one
    cmp al, 0  ; end of string?
    jz done
; do something intelligent with al
    jmp top
done:
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