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发表于 2012-11-13 08:48:12
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1判断语句0 Y% a) M5 B/ B3 J6 [% c) `( ?' d
if <condition> then8 q. i7 u+ R' [
<statement sequence1>;0 L* v8 o0 H! k; E7 C+ y7 w
elseif <condition> then
5 }- ?+ P9 X n <statement sequence2>;3 S3 I2 z& T# `
else 5 W) F% @: ^' w9 s( D7 ~
<statement sequence3>;
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如果分支比较多，用：
% E# `; g8 [ N) E/ \ inspect <expression>/ f e: s; J6 Z3 j
when <constant_list> then
e3 ?; D0 U" _# x4 K3 Y <statement sequence1>;& p- l# A* G" F: S! Z* k' A- `; m
when <constant_list> then' i8 Y1 B& B) u& t
<statement sequence2>;
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else
1 E9 ~( c# W8 v. ?9 a, [ <statement sequence3>;
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2循环语句
5 _- C* q# D' n' ~2 ~8 }/ X2 _ (1) from <statement sequence1>: d' M2 `4 }; n4 h0 r( f- C& S
until <condition> loop
8 n$ s8 w) {$ {" [ <statement sequence2>;
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(2) while <condition> loop2 _5 q g9 |6 _
<statement sequence1>;
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(3) repeat 5 h3 J' z. G6 W3 y
<statement sequence1>;( S4 m; A7 ~! [- w
until <condition>;/ V1 p$ z+ Q' G* Y2 P7 D5 M
(4) for <condition> to <condition> loop
6 ], g2 O/ [" T4 c <statement sequence1>;
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3中断语句) Q& V+ m6 U# H7 q. C W$ a
waituntil <condition> prio <integer expression>;
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# U3 A4 X& E# `3 H以上为常用的函数！
, S- R6 P" W, N; |, O5 X还有很多，如有需要我把资料发到你邮箱里 : }( L0 H# y; m* x* J9 m
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