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发表于 2012-11-13 08:48:12
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显示全部楼层
1判断语句
, G) d: w( ~& a, B9 h7 G8 q0 I, \3 V if <condition> then
# \; d5 T l7 R2 L <statement sequence1>;
! [& T' n; I& g0 {8 G elseif <condition> then
2 {, B3 h; j' @8 W4 y8 L <statement sequence2>;% R4 x+ y) Z" u) T$ c; ]
else + I# a4 i3 z* K8 d! M! U4 O
<statement sequence3>;
2 U! A6 { z+ t: V6 U% u end;
1 e5 q" F* _5 p( D如果分支比较多，用：$ m b$ ~4 I! r$ G
inspect <expression>
! V% p/ P+ q3 N2 V( G3 l when <constant_list> then
( o9 E4 p" e! P1 g <statement sequence1>;
: r1 p o2 }. ^9 j8 |6 h when <constant_list> then' i9 T: W% W9 G: e/ S
<statement sequence2>;9 Y7 Z0 @3 v8 g K0 U# ?' h
...
7 ~! V+ ~ H h# B$ Y- {' G else/ i: }/ _- L1 L5 k, k
<statement sequence3>;
% i; m7 c, ^' o3 K' Yend;
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2循环语句
0 F7 p$ v: K; }: z (1) from <statement sequence1>3 \) G1 ?$ t" t8 A; [! k
until <condition> loop7 z4 y' I8 J G% t
<statement sequence2>;
- o# [) c2 v+ d' N end;
* n# h# l2 u3 |% x$ [ (2) while <condition> loop6 Q" T/ r) m: H: P
<statement sequence1>;
# P4 p, x) f; q# `% K0 J4 w end;: I7 f# e" M* ]7 k: [/ O- K! [
(3) repeat * @6 x# C. D1 D
<statement sequence1>; Z) {! U9 t' r' Q& H) i2 K9 M9 @- y
until <condition>;( H2 [& I4 F; ]) Y1 ^
(4) for <condition> to <condition> loop' k, H1 [) V, Y6 [6 s
<statement sequence1>;: `" p7 u' S" M9 J
next;# K& y" g; n7 ?+ d
3中断语句
6 b c1 @( i; B9 C1 A; X$ K waituntil <condition> prio <integer expression>;7 |8 Q9 M! v0 W' _0 K/ ?# u0 `& ~* k
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以上为常用的函数！) I/ t" o3 y3 ?
还有很多，如有需要我把资料发到你邮箱里
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