Frequently used functions

16th Jun, 2020

System

标准模板

stack  segment para stack
    stack_area dw 100 dup(?)
    stack_btm equ $-stack_area
stack ends

data segment para
divisor     dw 10000, 1000, 100, 10, 1
len equ 126
buffer db len
       db ?
       db len dup(?)
data ends

code segment para
     assume cs:code, ds:data, ss:stack
main proc far

     mov ax, stack
     mov ss, ax
     mov ax, data
     mov ds, ax
     mov es, ax
     mov sp, stack_btm

     ; do something


exit:
     mov ax, 4c00h
     int 21h
main endp
code ends
     end main

String Operations

读取字符串

检测一个字符串中有多少字符

比较两个串的大小

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