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发表于 2012-11-13 08:48:12
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1判断语句
7 T) X9 \, g* F; _' j1 O if <condition> then
2 `0 p- k2 w9 p7 e0 q( x <statement sequence1>;
8 W4 a7 n+ f# z elseif <condition> then. ?) I% N* I7 |3 I# ^
<statement sequence2>;2 ? j9 F) W! `9 S* J
else
" E& j" v0 I7 D7 @ D% F) p <statement sequence3>;8 f" r2 _: \' g2 l3 t4 r. @& |7 o' @
end;
x6 U% ]8 Q$ N; t如果分支比较多，用：& i7 V& M8 v1 J' `: p2 k
inspect <expression>
2 ^- G& ^1 q4 F; [# B when <constant_list> then2 s+ V1 E' Z# b: a; w; Z# T9 D
<statement sequence1>;
4 m, O+ Y1 R1 Y7 k0 T when <constant_list> then
/ H" p' X( F5 Z( N0 d <statement sequence2>;6 i3 t) o% R3 p' ?$ Z" d. B+ H
...
, N, I& \1 s; C# b% i* `) g- e else
$ T7 s( v' I( G. S& G <statement sequence3>;& W/ o2 S8 M+ u9 x8 U
end;
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2循环语句& w& g1 Y; z3 \* |& T( }
(1) from <statement sequence1>
" j4 F' Z( \( t until <condition> loop. x. W5 x& W, L; m3 c
<statement sequence2>;# q& Z# [1 k6 }7 M0 ]; J! w$ `- T
end;1 A/ n3 c7 {. A5 `" o
(2) while <condition> loop/ E; e1 i3 j$ |& Q# }
<statement sequence1>;0 ~; k' s4 v5 X/ w% ^
end;5 B5 L n$ d. y, d) ?) V1 [$ ]4 ^+ X0 Y
(3) repeat
% `& P% r; [+ K/ z/ T6 d4 {8 p9 G <statement sequence1>;
, t7 V/ q/ T9 k. A until <condition>;3 d% [. O, |: r" z, f. f4 }/ B
(4) for <condition> to <condition> loop- a0 N/ `3 }, u& O
<statement sequence1>;
' v# a9 N, s; C+ L# D7 a% L next; W1 h" [" x% I1 t1 P
3中断语句
. p6 M+ z6 I w+ u waituntil <condition> prio <integer expression>;) i4 t) Y: Y# i8 i
/ D6 l: E! E. P1 r4 ]; C$ t8 V( F# ]& X1 p% L. R# D( s: H+ D' y
以上为常用的函数！
3 c, @$ E/ B+ i, s还有很多，如有需要我把资料发到你邮箱里
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