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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
- i1 }6 u0 S! u8 M if <condition> then" e" C3 h8 T: B% B4 I
<statement sequence1>;
) l# ~3 h% k$ r" e2 o elseif <condition> then
* ~" z' e' J! W1 L$ N) J+ c O <statement sequence2>;8 m- {, O8 I" m" U2 \5 [
else
0 o" A( X& n4 ~1 `2 G <statement sequence3>;
! _" ?5 Y" z5 D( S end;
: L+ s. x# u9 B! M4 ?' ?, {如果分支比较多，用：
! G6 ]% R) n$ \ inspect <expression>( U; T1 f; m8 R! p4 r
when <constant_list> then
5 n( Y8 `& Y# N <statement sequence1>;
3 D }5 P2 w7 l9 y( h when <constant_list> then2 V, N# U# g. Z
<statement sequence2>;: H6 R9 @6 k" ~ X: c' A
...
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<statement sequence3>;# o& Z5 G8 F0 x
end;
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2循环语句
$ m4 H( Q7 X+ H3 k& W (1) from <statement sequence1>
4 \5 E& i3 P, a( ^ until <condition> loop1 {! `! `; `* I, o. h
<statement sequence2>;
6 h' Z9 Q' t. R* j$ T0 g end;
C6 Y( y' d2 r, V$ h6 C (2) while <condition> loop+ w; I$ b) |$ @/ P; m& L; F/ O
<statement sequence1>;/ j5 r5 i' v) Q5 N4 }+ k
end;: g; K. |+ v; g* I; x
(3) repeat $ m, [$ l5 i" N' R" B
<statement sequence1>;
% h" u% m2 ]) Z$ Q2 `, }) |9 B until <condition>;5 Z( G9 {, P* |/ |* m- T) X
(4) for <condition> to <condition> loop
2 i4 z9 |1 h" R9 P, D$ o8 E <statement sequence1>;( p0 W- I$ X; C# M7 |# M: e' L
next;# O$ k( k/ |, S o, B3 ?* C- I. h
3中断语句
, d: i. G: C+ H1 h2 n waituntil <condition> prio <integer expression>;
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以上为常用的函数！: @; L0 m" }- }
还有很多，如有需要我把资料发到你邮箱里
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