复制0~9
COMMAND1(数字)
Text1=text1+command1(index).coption
command2(+)
a=text1
text1=""
m="加"
command3(-)
a=text1
text=""
m="减"
command4(*)
a=text1
text1=""
m="乘"
command5(/)
a=text1
text1=""
m="除"
command6(=)
b=text1
if m="加" then
text1=a+b
elseif m="减"then
text1=a-b
elseif m="乘"then
text1=a*b
else
text1=a/b
command7(退格)
l=len(text1)
if l=0 then
exif sub
end if
text1=mid(text1,1,l-1) |