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发表于 2012-11-13 08:48:12
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1判断语句
; O7 h$ b2 F3 K if <condition> then" V& E5 C! l7 J5 U5 k
<statement sequence1>;) b1 k2 ?* W+ t6 E) o) |& b
elseif <condition> then
: m0 r: U0 ~: b+ C% J( T5 h <statement sequence2>;
. B% f6 M: w! w6 [5 u" h else
8 J+ I/ \1 ]/ b; K$ Z <statement sequence3>;
1 Z4 G. E7 b# q! y. X) m end;( G2 N% f4 B6 C5 Q
如果分支比较多，用：# M* d) N8 }7 `0 o
inspect <expression>
2 W+ Q; k8 w- D4 I3 m* z5 {: f when <constant_list> then
?/ W4 l }1 F" p3 { <statement sequence1>;
. u, `9 u5 v6 f! y. M8 w, { when <constant_list> then
/ w) v, V8 k8 @; N0 v4 i/ } <statement sequence2>;. h# C l$ G" C1 [3 y3 s4 ?
...
/ C1 }* E- l) S# u else
" g- {) [; S* ?. a6 U4 B, Z <statement sequence3>;
0 a4 w" U( R# l% A5 Y4 Xend;2 E! R6 Q9 ^7 L* Z" g m
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2循环语句
0 X' j% f, U% p: e (1) from <statement sequence1>
8 X% ^# W# Q5 }/ h until <condition> loop5 E9 a. [, L! ?
<statement sequence2>;1 ~3 D4 ~. x( z0 h
end;
* ` F4 y1 e2 J. {" G+ n% c4 |) S (2) while <condition> loop
* t2 k5 ]( Q; z3 T/ T- x: ~- h( l: z <statement sequence1>;
2 z1 x6 `5 X) S! A9 F end;
5 T( j2 @4 x2 B! v (3) repeat 4 v9 g$ W3 O. @0 f$ ~& u \
<statement sequence1>;
; h% k" g& {) y* T until <condition>;2 y* r9 i) L) y: v6 T8 W9 j: ~- Z* b
(4) for <condition> to <condition> loop* E. T0 V- _; f6 n g
<statement sequence1>;
5 V4 Z8 R$ p( c2 z next;
/ w* h0 I0 T* I7 f3中断语句
4 E* T _- n% r/ h! Q e/ C waituntil <condition> prio <integer expression>;8 C K+ |4 Y/ j) D G! {+ y+ w7 G
/ ]% s/ J1 ~- T# r: R$ }; c/ T4 ?7 Q) u5 R; {3 v5 f, G$ C& a
以上为常用的函数！
7 K2 i, y: R2 J- ^! N: c1 Z还有很多，如有需要我把资料发到你邮箱里 8 ?5 Z" y2 }" B" p- L
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