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发表于 2012-11-13 08:48:12
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1判断语句
5 `# Z% U- l. p8 I' W5 t# ] if <condition> then
/ i9 N- G9 A9 ?; |; Y <statement sequence1>;
6 C: B! ~ I) e, W9 W2 w9 \ p ~, u elseif <condition> then% c0 e$ W, c6 G2 s6 B
<statement sequence2>;' U3 v& ~, n+ X
else
8 W4 f Y6 s+ j. p/ Z5 Q. z% s, O <statement sequence3>;& t4 @; e- c! k; u& y
end;
/ \5 W4 z; L0 F( C如果分支比较多，用：
& K$ |9 v$ v- m+ V inspect <expression>
2 A9 t* @/ y% U/ F* [ when <constant_list> then! t5 P) ^: m# D; D' }- S
<statement sequence1>;3 a! _2 r& L+ t- G+ ?4 r
when <constant_list> then! c* {' p' F$ V! M
<statement sequence2>;
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else9 x R1 z y6 X: r. ]' Y% n1 B8 v8 v
<statement sequence3>;
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2循环语句9 M0 ~% @( P; _
(1) from <statement sequence1>( ^/ ?' `- H" H. B& J8 A
until <condition> loop- s. A$ R, Z/ l$ t, _
<statement sequence2>;( C" Q5 f9 ~& S/ y( S
end;
6 ]0 o4 j2 `% ? (2) while <condition> loop
- Q/ d8 m+ y& b' s3 C" ] <statement sequence1>;
$ h, r; `' D2 e0 ]% \ end;/ f* C5 A+ v9 @2 g6 U+ h4 L
(3) repeat ( h" j' K) U" k$ V+ Z1 V& a4 ]
<statement sequence1>;1 s% y7 i$ w2 a' f% [, `
until <condition>;
Z, w0 _' Q1 Z6 m7 n. D (4) for <condition> to <condition> loop
! b' C; L) \; c: y6 _ <statement sequence1>;1 P4 e( L b! Z, ~- i
next;1 ]1 a8 G. i2 e1 m
3中断语句
A# F f" ~/ X1 B waituntil <condition> prio <integer expression>;$ ~, [1 j" w/ }: z
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以上为常用的函数！
Y7 c6 y2 I2 g, S- `* ]还有很多，如有需要我把资料发到你邮箱里
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