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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
* V# V5 O/ _, l if <condition> then: K* I: i( _3 t3 `) @/ C- ?/ D6 w
<statement sequence1>;- z. c/ c* ~9 E- T
elseif <condition> then
( }6 S0 j6 D9 ~+ D1 b <statement sequence2>;
% h/ p. L3 I, o- c5 S else
8 ]. o4 r* t) b <statement sequence3>;1 o% w3 ?. s# S* d5 [9 Q9 f
end; {: F5 E) g; r% D. \/ N9 d
如果分支比较多，用：5 o: K: M0 M% R3 T6 K: G
inspect <expression>4 T, P9 ^! c* Z* u
when <constant_list> then4 c/ c. r; a! p2 ]5 i) R0 ~$ @
<statement sequence1>;
5 c! x7 ^- w+ q$ c9 N7 m% L. }- i when <constant_list> then
H% w l$ `) [* l/ u+ R <statement sequence2>;
: j9 w5 g W- c# a2 e5 w- }$ z7 ^ ...
2 C. d) ~% w" h c else
1 `( Z4 s% F7 j N6 ~ <statement sequence3>;; |! n2 I1 R- r- t
end;; U* e, u/ _% t! Y
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2循环语句
) f/ I0 Q+ s9 ]+ X (1) from <statement sequence1>
- q9 y2 s5 o5 S* n until <condition> loop
' D8 C! h- ?6 d6 { }5 n6 O7 Q <statement sequence2>;( e* K. A6 A7 Q; \# ?. t
end;
! l. K! j, h; y, u( D) p, _! S7 H: B, \ (2) while <condition> loop
9 K* B5 C* |8 E7 v <statement sequence1>;
- a' k% ]/ e( b% e end;7 _3 Y) }5 b/ Y, `+ C
(3) repeat ' H; n9 z; [3 m4 i- ]
<statement sequence1>;
5 G1 {4 Q' {0 s# y3 g- z until <condition>;
* N# i: H3 O+ G0 ^% M6 i$ t (4) for <condition> to <condition> loop
( `3 Q: q% @+ K- G <statement sequence1>;
8 z. |, y% U) i+ M next;
% |3 z2 d& n8 S- H5 `- D5 m3中断语句3 ?: J4 D2 K. E. ^
waituntil <condition> prio <integer expression>;
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以上为常用的函数！
$ V4 h* m7 t" O% S- l% d# g' A4 p还有很多，如有需要我把资料发到你邮箱里
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