vf题 set talk off s=0 x=2 y=5 do RR “s=”,s returnvf题set talk offs=0x=2y=5do RR“s=”,sreturn*RR.prgx=ys=s+xretrun答案是s=2
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vf题settalkoffs=0x=2y=5doRR“s=”,sreturnvf题settalkoffs=0x=2y=5doRR“s=”,sreturn*RR.prgx=ys=s+xretrun答案是
vf题 set talk off s=0 x=2 y=5 do RR “s=”,s returnvf题set talk offs=0x=2y=5do RR“s=”,sreturn*RR.prgx=ys=s+xretrun答案是s=2
vf题 set talk off s=0 x=2 y=5 do RR “s=”,s return
vf题
set talk off
s=0
x=2
y=5
do RR
“s=”,s
return
*RR.prg
x=y
s=s+x
retrun
答案是s=2
vf题 set talk off s=0 x=2 y=5 do RR “s=”,s returnvf题set talk offs=0x=2y=5do RR“s=”,sreturn*RR.prgx=ys=s+xretrun答案是s=2
晕死,答案是5,不是2
set talk offs=0
x=2
y=5
do RR &&此时,s=0,x=2,y=5,前往执行过程 注1
?“s=”,s &&此时,s=5,x=5,y=5 ,见注3
return
proc rr
x=y &&此时,s=0,x=5,y=5 注2
s=s+x &&此时,s=5,x=5,y=5 注3
retu
请问Vf 中的 set talk on/off
vf题 set talk off s=0 x=2 y=5 do RR “s=”,s returnvf题set talk offs=0x=2y=5do RR“s=”,sreturn*RR.prgx=ys=s+xretrun答案是s=2
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