|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
& c# e* q' v( W, |" n2 A if <condition> then
3 R" U6 v$ E/ k7 H9 A <statement sequence1>;
6 e+ Q0 H, h- V/ W elseif <condition> then
+ Q1 O& X% h7 G0 e$ `; i <statement sequence2>;, X" K% T4 }' v( M* o
else , y. v7 {+ U+ L. u2 V. s" t& e
<statement sequence3>;/ r* ^# S; g* Q
end;
4 s3 ?% z" O4 q: n7 M! }如果分支比较多，用：
& z- ~9 R8 E( u* P7 Y* } inspect <expression>9 `1 g' V* E8 h6 K
when <constant_list> then9 }( Q+ @0 g" c
<statement sequence1>;# u' B! p" U' l8 o0 |
when <constant_list> then
$ V& Z7 E; u1 Q' X d: _ <statement sequence2>;1 ?: i2 L) |8 h5 n$ L5 l
...
# Y$ \* |, G# Y" `% _5 }' B2 o( ^ else
1 @* e) d9 g/ j! n! x <statement sequence3>;/ N5 Q/ N/ [' Q( X, O$ ~1 X
end;
3 C+ L1 F0 o; i! f) w2 Q! b/ i& Y$ Y. }& q6 H, [
2循环语句1 Z B! G2 A* a; N3 G$ p0 p
(1) from <statement sequence1>
9 ?' {' [4 y) B until <condition> loop0 ]: l* i; c* t. U$ z
<statement sequence2>;
$ V0 ]% E* g( @! p3 w end;' r* G/ n4 \9 |, ^7 c2 t
(2) while <condition> loop
4 X, c! S ^, }2 M9 `8 [ <statement sequence1>;1 V3 {4 V% D$ ]8 j
end;! u; }; q1 |2 e0 o
(3) repeat 5 ?7 D. \. ^8 j _/ s, g0 u
<statement sequence1>;
7 b7 | Q: a! n n until <condition>;
. S% r/ e$ Z' U5 G L8 { (4) for <condition> to <condition> loop9 k, k9 }1 S8 `4 ^! C* z
<statement sequence1>;
3 d4 M$ s6 I' a0 Y# A next;2 G3 { O" [7 W( ]5 h( o
3中断语句 |6 s1 g3 z3 G+ M. O
waituntil <condition> prio <integer expression>;. R( }% c9 ^" M L p4 Q
! `: q( P' [# ~3 n6 q8 Z( y4 K
& ^" S; j) w% C4 C2 F: {以上为常用的函数！ s+ I3 \6 V: j$ U3 J2 [9 n
还有很多，如有需要我把资料发到你邮箱里
9 Z: b& t6 o( W! ]; j# A7 [, m6 a9 w( h
5 E6 z- C! ~8 d8 ?! A. e0 S I# u2 q
& \3 g% g) t6 @) R+ ]
% d# D) X# h5 ^, h- O
7 d' g2 [( l- p: ^( ^' }" j* J F2 {4 j% c
6 n; G3 a E4 ^: T8 W$ x1 H! m: J n
0 E& ^9 A6 S/ x( q8 y
: o& \0 O& x) {# k9 H7 ^ A
" N9 _0 l3 ^3 E |
|
[复制链接]
