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发表于 2012-11-13 08:48:12
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1判断语句
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<statement sequence1>;
' Y0 @. x& |% B/ O7 g elseif <condition> then+ T! k: F4 c! o/ \( [% o
<statement sequence2>;4 z. `( J. ~9 r ~$ y4 N
else : L" Y" |% Z* R% n8 y
<statement sequence3>;
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如果分支比较多，用：
9 x1 Y/ H8 ~0 u9 r |" s2 v inspect <expression>
2 S2 Z# u: t) C7 A' m when <constant_list> then$ |$ s6 T% h. g* r! f
<statement sequence1>;4 w/ [" G& ]8 g) Z
when <constant_list> then
( k8 Q; ]$ D$ P* B2 y <statement sequence2>;* t" D" ^3 t9 Q6 y& O: j8 T- e. k' H. A
...3 ]( K8 ]; D( J
else3 |, v# Q; i! p" Y
<statement sequence3>;1 C+ C" W9 o8 U+ v; ~
end;: T, e& E( |& t2 w; [
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2循环语句7 g! {( d6 v/ L% |, a
(1) from <statement sequence1>9 ?; D0 L3 b ]$ C, n7 s' z. @ m
until <condition> loop9 U4 S; d; s4 z- [" [3 z. S
<statement sequence2>;# E" {5 x2 }/ F: U4 |
end;4 u! `) B, L. H" y4 C
(2) while <condition> loop. @! j$ e6 z# m0 V' \
<statement sequence1>;
7 F9 {# z1 `' F1 e7 X end;
9 N, f# d7 X$ ?2 }( W (3) repeat
* a: E' D! r/ J) k <statement sequence1>;2 L& O& y( c* k
until <condition>;1 J- @7 H$ z+ }% c: Z' I
(4) for <condition> to <condition> loop8 \" S: ^! C% R9 p1 |
<statement sequence1>;
. f! W; h' O$ S2 \; N* i% \ next;
& K. H' m: T1 j b/ @% d3中断语句! O* `5 v: t+ f
waituntil <condition> prio <integer expression>;' b. n; s$ b, f* r6 l4 W
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以上为常用的函数！- |2 D$ B7 p8 T1 P
还有很多，如有需要我把资料发到你邮箱里
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