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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
. R) P. E' }5 D( e$ q! o7 { if <condition> then+ @6 O. D5 e& ]" D6 ~5 F1 M g
<statement sequence1>;
T4 O. u: A2 s- z elseif <condition> then8 u, T, Z# D6 t0 o" x y. j
<statement sequence2>;* L, g# @* [3 _* H
else 2 l2 p! L' h! M5 n$ x( z, y
<statement sequence3>;5 d7 `) \. u, e
end;
- z1 b1 [" e: b4 r' q9 |如果分支比较多，用：9 i$ z# Z# I3 ?: r( l
inspect <expression>
. s3 r( I) ?6 l8 n6 n when <constant_list> then
/ y6 {/ V7 d2 ]8 e <statement sequence1>;; J; O( G5 L" c* }$ R! w
when <constant_list> then
& \; E0 e w! l! Y; y' Y <statement sequence2>;
* [/ M+ N2 w- l) K9 M- B ...
. Q, e# a4 h; j e, r: G* y else- L( f8 A+ X- N% @
<statement sequence3>;5 E4 j9 Z' j5 s
end;
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2循环语句
. d# q3 Y. A, {; {2 g (1) from <statement sequence1>
9 @% D: ? ?: @ until <condition> loop0 |! L% P" v! F; z# l/ q
<statement sequence2>;
1 \: u( a2 r# J. n F end;
) ~7 \* a( E/ O( t' A (2) while <condition> loop
! ~! ?& {% o6 l) r <statement sequence1>;
# e+ e2 b: t! m9 X end;
8 t7 N8 u7 } d1 b% S! ^ (3) repeat 6 Q8 K. `; o8 E/ Z8 D, ]8 ~# j
<statement sequence1>;6 v( m1 C9 l0 T8 P3 f( A0 l
until <condition>;) w( }0 E/ S: ~) B5 g6 p
(4) for <condition> to <condition> loop" v& E; `3 f. B5 n9 C( u! L# u
<statement sequence1>;4 w* s) U1 `8 C9 [) P
next;7 ]; D$ v. ^+ X& u2 f, M. N
3中断语句
, r* V+ {: I+ z; V! s2 K waituntil <condition> prio <integer expression>;: c. `# E: K9 u
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7 W9 ?: C- ^3 h* j7 D9 T以上为常用的函数！' {2 B7 i1 F4 t+ R, ?1 ?2 e
还有很多，如有需要我把资料发到你邮箱里
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