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发表于 2012-11-13 08:48:12
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1判断语句0 I {$ f, _6 h# [' _
if <condition> then
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elseif <condition> then
: M6 S2 J- [, S, P; \ <statement sequence2>;- F% b: o. G, i* p: G# [
else $ x+ u+ \, U# B4 y' j& n* h
<statement sequence3>;
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如果分支比较多，用：) c4 P" U' s# U
inspect <expression>
8 @5 ~) _6 m8 a5 D/ {. C5 v when <constant_list> then7 M9 P$ S; Z" I, r- k
<statement sequence1>;# p4 z- ?. P5 R" X3 O
when <constant_list> then
- E1 Y- O+ r4 q; g( r J <statement sequence2>;, O1 X+ n) E( l& c
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else) Y# Z" ~) v/ e; |8 L
<statement sequence3>; {' Y0 A# R: R
end;0 Y# ]) O1 g" F6 D7 z8 K, K
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2循环语句% }7 i0 O4 y' `9 |3 f
(1) from <statement sequence1>
$ D% P- y' ?8 _' y9 J+ D) q until <condition> loop
$ Z6 n, Y/ @5 T9 n B, t- z <statement sequence2>;9 s+ ]# ]5 g4 X
end;
6 }% L! ] i0 D (2) while <condition> loop
% w# {' [1 _! o0 k' Z <statement sequence1>;+ U1 c6 c% l' z3 m$ @' {! l
end;
' a. l5 b; \. O3 A# X! {! R (3) repeat
* s5 |& \( w, }. X# y6 o <statement sequence1>;
8 {+ w5 |7 h) J7 ^9 F1 C0 p until <condition>;
. v3 [+ \" C" a+ f0 j* _" a (4) for <condition> to <condition> loop: ]$ S3 i t% m, z6 c6 N$ H2 [4 e
<statement sequence1>;2 s& \* C k" ]0 z1 k
next;& a- t) t; H$ X) N
3中断语句
* S Y% R3 ~1 N) T/ a waituntil <condition> prio <integer expression>;6 w6 y' S# N' w* r& ]' }! B
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1 _3 A( \ C7 ?# Q2 l以上为常用的函数！9 Y6 `2 j# o. M
还有很多，如有需要我把资料发到你邮箱里 , | J c* O: A" C! b
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