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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
6 P% ]) X1 t8 ~' q# E$ a5 E3 x% ] if <condition> then5 P! i* ?% K9 M2 E
<statement sequence1>;2 y" @7 P% J/ k% q2 U
elseif <condition> then% [- u8 \! X2 O* I" g. e/ C
<statement sequence2>;
" }- @) v! m3 e7 y( U else
' E2 c8 Q& X' s! ^2 I <statement sequence3>;
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如果分支比较多，用：! |/ `! h3 {7 M) y8 h
inspect <expression>3 {6 f6 u% R3 I& O( q% H# T
when <constant_list> then
; r% v" _( H8 S' n' n <statement sequence1>;' J) j# L. ~: u* O+ Z% n- J
when <constant_list> then
. F. H, E7 k, C& \ <statement sequence2>;
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else( U0 }! p1 G8 B* I8 ~; d' R# K" ~3 n
<statement sequence3>;
2 X$ Q. Z- M9 c: K2 U/ `end;
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2循环语句
% w/ F" M7 e0 F# ?; ^; S3 M (1) from <statement sequence1>
& f$ D% o$ D; Q% S$ W% V* | until <condition> loop
0 v d+ y3 t/ C& M <statement sequence2>;
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(2) while <condition> loop. ]2 T3 L- X# C& ~- T- ~6 C
<statement sequence1>;
) @4 V' P( H- w& K, n2 @* I0 X2 I# m end;
3 m, ?& X5 s9 F' H' c (3) repeat ' ]5 e8 U4 T# O( V
<statement sequence1>;8 @4 u: G- J) G8 f3 I
until <condition>;
( _: q# C2 f. t g) t (4) for <condition> to <condition> loop6 \5 p5 H1 y# }/ K" O- G: V
<statement sequence1>;
! A8 P6 F( x5 J7 Q5 ~! A next;" K( K! }2 q }( j: a S+ T' Z' ^
3中断语句
" s& s2 h; x+ y waituntil <condition> prio <integer expression>;3 J, F7 @1 r r* J9 X5 Q9 L( w
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" g) ~0 r' {( e) a以上为常用的函数！) R6 E( z5 T8 _8 r$ X* V9 C
还有很多，如有需要我把资料发到你邮箱里
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