Assembly language program to input string from user and display its length

Code

org 100h

.stack 100h

.data

string db 100 dup ('$')

length db "The total length is: $"

.code

main proc

    mov ax,@data

    mov ds,ax

    mov bx,0

    mov si,offset string

    

    l1:        ;lable

    mov ah,01

    int 21h  

    

    

    cmp al,13       ;13 is enter key in ASCI

    je dis

    

    

    mov [si],al

    inc bx

    inc si

    jmp l1

    

    dis:        ;dis is a lable

    mov dx,10

    mov ah,02

    int 21h

    mov dx,13

    mov ah,02

    int 21h

    

    mov dx,offset length

    mov ah,09

    int 21h

    

    mov ax,bx

    mov bx,10

    mov dx,0

    mov cx,0

    l2:

    div bx

    push dx

    mov dx,0

    inc cx

    cmp ax,0

    jne l2

    

    

    mov ah,02

    l3: 

    pop dx

    add dx,48

    int 21h

    loop l3

    

    mov ah,4ch

    int 21h

    main endp

end main

Output

Note: It will also include spaces in given string