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发表于 2012-11-13 08:48:12
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1判断语句3 [" J: t4 M( o
if <condition> then
# i3 {: Q: i$ ^4 R. ~% G8 z <statement sequence1>;
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<statement sequence2>;
5 n0 L/ U; r. x; J; J else
; h: s0 b7 |3 a+ F Y. F <statement sequence3>;
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如果分支比较多,用:$ K( _( O$ r; F0 q4 n
inspect <expression>
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<statement sequence1>;* q0 x8 A6 c1 g1 E: S$ m
when <constant_list> then( p4 q6 d( @5 ^* E
<statement sequence2>;0 `* y3 t) @, Q5 ^
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else
- Q5 D* d1 q6 [: J! a <statement sequence3>;
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2循环语句7 h! r' W0 Z6 F; N
(1) from <statement sequence1>
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<statement sequence2>; R! \" ?) ?; u
end;
$ d) P3 d3 M2 j# @ (2) while <condition> loop8 B0 U+ ]; n l# [
<statement sequence1>;
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(3) repeat
. z/ w3 i. m' X/ @ <statement sequence1>;
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(4) for <condition> to <condition> loop
! w+ H" o+ c n. W0 L. Z <statement sequence1>;5 \; H H0 I0 `% |
next;) n0 |8 O! p2 V& L
3中断语句& p- d3 G- l6 S& Y2 h
waituntil <condition> prio <integer expression>;4 q+ F! [ I# b( E7 v# |
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以上为常用的函数!; p5 X+ W8 V0 Y% ~4 {1 _) X
还有很多,如有需要我把资料发到你邮箱里
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