
CODE: [Copy to clipboard]看上面例子,IF 判断 ERRORLEVEL 返回值的特性:IF ERRORLEVEL 1 GOTO DEFRAG
IF ERRORLEVEL 2 GOTO MEM
CODE: [Copy to clipboard]上面是汇编代码。 MOV AL,AH ,被传送到 AL 寄存器内的值就是返回码。MOV AL,AH
MOV AH,4C
INT 21
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