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发表于 2012-11-13 08:48:12
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1判断语句2 j" Q) ?* k: Q" y
if <condition> then
( E8 I$ L/ R9 Q1 C% @% w <statement sequence1>;
) g4 {8 ^, m2 c) y6 a7 J1 p8 C$ ?9 Q elseif <condition> then/ t. w7 s0 F' X1 k, y- P
<statement sequence2>;$ V0 m0 o+ @; M- F& z5 f
else
2 R1 J: A9 J7 V. \1 @ <statement sequence3>;0 m4 ^, q4 F' B
end;( e( W. G. Y, I" d( b, `
如果分支比较多，用：0 b) o9 T9 ` p% x
inspect <expression>; C7 P! Z- Y2 i8 q2 \9 n! b& q' R1 @
when <constant_list> then
) c6 T# R" v- |: j <statement sequence1>;7 U6 U, E5 c" j+ N2 r
when <constant_list> then
, e1 @# A$ {4 y' ~' b l( m <statement sequence2>;
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else
) ~6 R! @7 K; Z: r0 U) }1 U( S <statement sequence3>;2 ]; P {/ S* P$ v) M: [/ v* S
end;
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2循环语句1 y1 R K! A$ f6 Z# e4 D! S
(1) from <statement sequence1>
: c2 M5 z1 p& J: B" G- r _: } until <condition> loop+ Y: r$ B2 v/ B- N. [5 i
<statement sequence2>;* l+ Y2 g" @" @ D8 }
end;, P, }0 p8 G, ?& {+ ]8 v; i* b
(2) while <condition> loop6 ]. }4 k# g% |
<statement sequence1>;9 z' b* J( Y, `8 |. B8 d4 l
end;
$ S4 g) \* d0 C9 V. C8 N (3) repeat
- S: C5 k2 w, ?4 @! ]1 f0 d# z2 {) G H <statement sequence1>;
6 C1 Y! d& o( U0 S5 C until <condition>;
$ ^3 Z& [5 e" d/ w c* | (4) for <condition> to <condition> loop
5 ], \3 u; l: B% _. A! s <statement sequence1>;4 d* d( @3 i/ ^
next;
7 X& t+ \! n( `- N+ H* T3中断语句1 |( n" g, I/ X* q& p
waituntil <condition> prio <integer expression>;. q$ j' ^6 _9 F
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以上为常用的函数！
2 _( {9 d% `' N9 _+ g8 S$ [! |# ~还有很多，如有需要我把资料发到你邮箱里 / G3 M' q0 H; W/ s
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