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发表于 2012-11-13 08:48:12
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1判断语句
% l2 Y, a4 i* |$ ~ if <condition> then2 U' X+ ^: O/ m; b
<statement sequence1>;
, j; F) S6 E9 g5 ]6 F elseif <condition> then8 h- {6 { k, n
<statement sequence2>;
+ L! b+ ?3 D ^5 @" A else
4 Y# s) u- c3 N7 e! n9 d; d <statement sequence3>;
+ ^$ S2 Z V( A. r: v end;
+ a. }/ l( j9 g2 J# o5 q; N如果分支比较多，用：
( S& f6 J# U; M }, C9 j inspect <expression>
5 T J3 y+ Y) x) \6 {5 h( U when <constant_list> then8 U& ? O# Q5 A$ {% D! F
<statement sequence1>;
4 ~/ Z% V( A4 o# L7 f" \ when <constant_list> then
8 z# F8 B' @/ Z5 _2 D4 l* E <statement sequence2>;
' x9 p/ q/ y1 K" Q: E) S0 I8 { ...
) ?% l# g2 }- l" K; t else" ]& ?; H7 ?: i) n( e+ G/ p
<statement sequence3>;
( g/ r, F1 C5 ]2 F2 h/ Jend;
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0 F, e$ {1 Z: p$ m! e7 {! v$ t2循环语句% a# X" z) l; e2 A& ^
(1) from <statement sequence1>
! P0 A! i* b4 b1 U! R1 J until <condition> loop
( }, n6 d' _. A <statement sequence2>;
" {4 h7 I8 R5 \9 A1 b4 O; E7 V8 s end;0 X0 R& B7 \$ w( E
(2) while <condition> loop
0 y- C; Y! Y. ^- X' \, h8 V2 E4 I; k. D <statement sequence1>;
/ Q8 c, E/ {5 Y: b J9 F end;) N) [* h# K$ K; Q' A3 m Z* K
(3) repeat
# i$ [' v( [6 g0 r <statement sequence1>;- _1 T, \4 q: E# o5 A
until <condition>;
- r4 ?8 R7 Z1 d, f (4) for <condition> to <condition> loop
) ]8 q) e" L# R) y/ N <statement sequence1>;
+ J9 K* t' v+ b/ f' }( S next;
! D; O2 X5 C0 `2 h: `$ E3中断语句8 A" }: m; z; m# _6 T
waituntil <condition> prio <integer expression>;# j6 f3 S4 Q- r4 @% C; B9 b
2 j4 {# Y) f. h4 S9 O* E3 Y
% ~) @. y G0 H4 T以上为常用的函数！6 I! N6 ~5 {) ]+ |! ?
还有很多，如有需要我把资料发到你邮箱里
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