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发表于 2012-11-13 08:48:12
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1判断语句
: V/ G! I, ^7 o if <condition> then
$ p! K3 ]3 A4 v. Y6 Y) p <statement sequence1>;
9 d( B4 x9 _ V1 O" O elseif <condition> then
3 j4 ~6 o; E( d& I0 B5 U <statement sequence2>;
9 Z$ @- Y2 h" `5 n) b4 ~+ | else 2 U* M2 W; ^5 B
<statement sequence3>;! L' p& O7 o5 m0 ]' P5 m
end;2 h; ?3 z0 T% ?2 i( ]- K( T! e% |1 S. T
如果分支比较多，用：
' X9 R% Z0 w/ V3 h, I inspect <expression>
! b5 {4 A( f3 s+ ?, Q. ` when <constant_list> then$ l, {0 H) W% a: v
<statement sequence1>;
5 q( [9 m( S0 u+ r3 L$ t when <constant_list> then+ O5 y! _; P6 S& ?& g5 f6 M
<statement sequence2>;6 R$ V3 D5 L) r/ o% s0 r
...
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<statement sequence3>;
3 ?7 v1 q+ _, o; S" ]end;& k3 x4 Y0 C9 W! G/ X
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2循环语句, @9 e: |- j7 N4 B
(1) from <statement sequence1>
% I0 t/ J; z- j6 |! l, J6 z until <condition> loop
/ h. W7 C, M6 N% ^+ l <statement sequence2>;
, Z: |( a; z5 U8 w) | end;
6 m' y1 G6 l3 f) ]; i (2) while <condition> loop
% K; K, T H, P <statement sequence1>;
- z. A" n; s/ t end;
" u( Z t- G) _1 _! r# T0 K& T' @" j (3) repeat
' }! g1 I; j% P0 r <statement sequence1>;
. w( D. @( b4 a) i. [ | until <condition>;
# Z7 {/ O$ j- Q (4) for <condition> to <condition> loop
* ~1 ~! o, Z d4 F" C/ v/ i <statement sequence1>;2 o2 b0 V9 k. K' [; N7 f
next;+ v* W; z: k- X% U
3中断语句
4 ~1 |# V2 @2 A* J2 H) ] waituntil <condition> prio <integer expression>;3 |4 }: V: _ m' w% [
7 `1 a+ Q7 `% _
8 K7 e% G# ^; u# S P: D以上为常用的函数！, i; g: c" M9 v6 M& R5 |
还有很多，如有需要我把资料发到你邮箱里
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