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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
2 C( ~# j6 D& r. T8 v if <condition> then4 i1 f4 U) s( l/ w) j$ x
<statement sequence1>;# `3 x4 E5 i" k* Z' l
elseif <condition> then
! |, F. Y" G4 q- k* J4 v <statement sequence2>;
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<statement sequence3>;( F- p! d2 V0 H+ g, q" m5 o7 _" x
end;
2 {3 T# R' b" ?如果分支比较多，用：0 k: ^7 f& Y1 G* B* G- l% e
inspect <expression>
4 V. l. |6 p3 [& I( n& ~* V: h F when <constant_list> then
# k1 E# F& O8 \6 f( n9 e1 V3 ]0 ^ <statement sequence1>;4 f7 ]: M: B4 ~" Q# m
when <constant_list> then
' @% X6 R% y' G! r6 C7 k <statement sequence2>;" I. ]( I8 H$ E& s) R
...
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<statement sequence3>;1 v0 Q6 E: j& d
end;* j" D- B# A& O& ^' _# {
+ n) R: u( Z7 d" I2循环语句
" f6 @: e8 n) h% u+ B" ` (1) from <statement sequence1>
" u& H! k0 M+ d5 r until <condition> loop
3 p2 {" R: I! p8 L* m/ ` K1 G <statement sequence2>;
2 _- d) w* A* Y) @. { end;
& Z, c3 p0 v2 b; w% P (2) while <condition> loop7 g' n; w: o2 s0 H: d
<statement sequence1>;
; j4 n$ _: v( A1 _5 E end;. ` T6 B* v% x/ k
(3) repeat * g" q4 t4 [( d( f
<statement sequence1>;
- T6 T$ _; T6 L% q6 ~2 e+ ] until <condition>;& k8 h" C% ?% Z! ?$ v( @9 T
(4) for <condition> to <condition> loop! Y5 ~, v, g) _5 o5 K( k
<statement sequence1>;; w+ ]+ t9 |: b4 i' p7 p
next;, |2 M+ q! U) p* `
3中断语句. G- D/ |2 {8 ~& I% ?" B) n
waituntil <condition> prio <integer expression>;
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0 I/ D1 g$ [+ s: b6 L8 Z2 S以上为常用的函数！3 V, ?- q, H/ {
还有很多，如有需要我把资料发到你邮箱里
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