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发表于 2012-11-13 08:48:12
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1判断语句
$ k* K; u$ q2 n m3 L if <condition> then
_1 f) V6 N# @% _! P3 Y6 y <statement sequence1>;
6 g' q& E; u+ e. s. u8 d3 S. M% { elseif <condition> then
" D" u1 k2 @2 Z' ^6 ^5 X <statement sequence2>;
* U7 F! E: [& K8 y- } else
( \+ Q& G. G% [' N+ ~ <statement sequence3>;
/ E J& B$ c' [, A. m" N0 g end;; V* |2 S# G% w& K
如果分支比较多，用：3 \$ x' P) G, |+ H p5 s, T
inspect <expression>0 e: a* m- d& ?- k2 A
when <constant_list> then. G3 I7 E& X! n
<statement sequence1>;
) |; `9 \- |" }4 l+ b# h0 E2 x when <constant_list> then- z6 {7 H( |* W
<statement sequence2>;! H3 P# X+ g$ B- `
...
$ p7 P' D) T% v* w else% T# |7 S7 e! r" o" W4 M- L
<statement sequence3>;
% V F! Q# u$ tend;, u. T3 G& r0 O7 m; r: J
. ?7 S" H3 B2 b) u% `) \6 }
2循环语句
' _& {! c7 y! d* V! K (1) from <statement sequence1>; h+ Z, V, l4 K0 G2 D& @
until <condition> loop# w% c8 _0 \0 H0 z' W. @% K
<statement sequence2>;" H3 }4 p ^9 {: ]. v7 j. T
end;
6 S: i) T( D) \: Z8 M (2) while <condition> loop$ r, V/ f; ~; f M0 ~+ R0 H
<statement sequence1>;
4 H" p/ |. {6 t: m3 Q k end;
) Z, ~% _3 _8 O L (3) repeat 4 a1 P. H: |0 f7 `
<statement sequence1>;
* P z$ }+ A' `6 `9 S7 j% ] until <condition>;
; p, A# g8 k: j# \4 w (4) for <condition> to <condition> loop
3 }( e0 X7 F4 P7 F0 ] <statement sequence1>;: Z8 ^# H( A6 r% z
next;
; p8 P4 {7 p; W4 ^7 }4 K3中断语句
4 }4 T# Q: ^& a$ l7 F6 o waituntil <condition> prio <integer expression>;+ H, e+ D3 U$ d' v& Y# ^
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以上为常用的函数！0 E( A# Q/ k% X0 u
还有很多，如有需要我把资料发到你邮箱里
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