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发表于 2008-4-10 17:56:17
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loop有吧
7 H5 a# L% s' [2 jloop. I, N. G! _ j0 W* a
loop [ commands ]
' t$ n, _1 Q; z; C* [+ U. I" d3 nRuns the list of commands forever, or until the current procedure exits through use of the stop3 Y# l: ]% {8 F6 z
command or the report command.
# ^; S, X8 Y Q5 F3 |* Y8 o, lNote: In most circumstances, you should use a forever button in order to repeat something forever.
) q- j, c& h! t0 RThe advantage of using a forever button is that the user can click the button to stop the loop8 a4 A$ g4 R. F; Z( \0 D5 a2 o
# H/ f. [/ O/ n- q" }* F0 J9 ~(version 3.1.3)9 t* M' ]. C. P2 t: k0 w$ k
不过好像不大推荐 |
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