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发表于 2012-11-13 08:48:12
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1判断语句5 X T4 e/ o" ]
if <condition> then
/ G3 a$ \" \' J& v/ ^# I <statement sequence1>;3 _/ G" ]% V5 Q8 ?7 A" F
elseif <condition> then6 }# a+ r! `* Q
<statement sequence2>;
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<statement sequence3>;
% x' J- M. L% d# V& o C end;
2 U: L) d1 [! f4 p P8 L. C如果分支比较多，用：7 h6 U9 A3 W, j3 z' p# M& s
inspect <expression>+ a- W) R1 L W! ~; J
when <constant_list> then
; j3 s# U" E* T& f* }& x <statement sequence1>;" ]1 A" @; T$ W( W, F* c
when <constant_list> then0 ?3 V8 A# Q. a, U" a1 u9 K; u# e# c
<statement sequence2>;
* r1 k7 A( `; X. t' G! e ...
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<statement sequence3>;
8 m/ p# |1 X8 Q4 T) Lend;
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/ z9 ^& K! v# k! h; w1 b* |+ N) g" C2循环语句
2 j# h" E/ N/ w (1) from <statement sequence1>% S( C6 R# s) |, L
until <condition> loop% p% t. y) {& X: j
<statement sequence2>;
; @! }& F! {' w0 h2 x i- \% W5 t end;
) ?8 o7 j& K) s: q (2) while <condition> loop
! p ? ?+ Z7 r* J. {* Z <statement sequence1>;; x: p: ^6 n. l
end;
- ]$ H" b" g3 r- u; x% z7 Y! C (3) repeat
0 f- M/ c3 [/ a) \5 ~ <statement sequence1>;, I5 \ g. `9 E
until <condition>;: y" B- [0 E% c- ^$ `, Y
(4) for <condition> to <condition> loop
* O/ a: N" |2 z# c9 m <statement sequence1>;
5 v- z% U, ~2 @( I& w3 z7 U4 P7 h next;
* x7 I1 a" D& |6 ^" y3中断语句7 I' j( b5 Q# O
waituntil <condition> prio <integer expression>;: Q- I6 T- S/ g2 @' N1 M$ K% D4 Q
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8 {: @+ y, T& A以上为常用的函数！: E5 h1 R' ~6 k) F; }# J8 a
还有很多，如有需要我把资料发到你邮箱里 # u K5 ^, e! l
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