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发表于 2012-11-13 08:48:12
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1判断语句' e" D" e6 L2 d. M
if <condition> then
- v; G; V) Q: H4 G <statement sequence1>;
6 F9 \. o X' w4 A8 x elseif <condition> then- F' y# W* x3 Q$ v
<statement sequence2>;
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<statement sequence3>;0 X9 J7 p% K8 M2 U" P
end;+ _5 D1 \5 w+ j: e) f: f
如果分支比较多，用：% B# V, O! q) a1 y$ W% i
inspect <expression>! w/ Y3 h* T- ^) R" U0 v
when <constant_list> then
9 S0 E0 u* L* e1 G; Q <statement sequence1>;- X" V& S' ~2 s
when <constant_list> then4 |( F9 o1 @; j" l
<statement sequence2>;, J; \. h2 I3 g U
...
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2 t# k2 K1 H! o8 d. A: b& {. \( y <statement sequence3>;- R8 P: O% A4 i5 t1 a; s8 z
end;" O+ F% m1 k! F
& n+ ]. f( ]0 W$ @5 d% K2循环语句
& l! G* ]$ r, A) X; Y( B (1) from <statement sequence1>/ Y7 N7 x+ T5 w) g) d& |- g" G9 d
until <condition> loop
4 o9 F" Z* L: O <statement sequence2>;
# N$ @0 r) b8 }0 C1 A, h end;
$ C; t7 j. M. i ^ (2) while <condition> loop
2 r) P8 _% T5 V* s4 H9 e% b <statement sequence1>;+ }1 T: |5 K) w7 P9 Q/ M+ a* W
end;7 u) v0 L$ ^( G' A+ h9 K9 Q5 H
(3) repeat
& O( W4 `, G; R" z <statement sequence1>;
5 _: d# r+ _0 ]( f, H& x& r( M until <condition>; M5 u. R/ m v1 s$ O4 L6 J
(4) for <condition> to <condition> loop, m9 K7 M9 k. \) w7 {# v* s
<statement sequence1>;. c' R/ X' U; b
next;' j+ X7 J L5 s0 A8 l1 v2 g6 l9 K) {
3中断语句% @, h3 W; j2 o. V" W9 \
waituntil <condition> prio <integer expression>;3 F0 c( P% h; U, |
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以上为常用的函数！$ }; `# f) t [$ ^) _
还有很多，如有需要我把资料发到你邮箱里
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