|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
1 Z4 v. J8 P2 w! |8 L6 p, G if <condition> then# z0 W8 k- ?/ v9 |' ^3 V* _1 F
<statement sequence1>;: t9 [, _7 c' M( V6 v- `
elseif <condition> then
" P, x' c S5 R" K& W: U+ P% V" K <statement sequence2>;
9 d) F1 H1 L: y, T7 f else ' D5 S6 {: H, P" f. Z. ~
<statement sequence3>;. F: S5 t; ~& W' Q q! L
end; V; J, |- ]: t/ q. g
如果分支比较多，用：
E! o2 ~4 e: A2 X$ q; x inspect <expression>) w9 i! O0 O- L$ i7 |' |
when <constant_list> then
3 Q5 P* o% b/ X) r/ b: D# s' _ <statement sequence1>;# a+ T f2 l$ l% k- J9 T
when <constant_list> then
+ { D% m! ?' ? `8 `+ k- \ <statement sequence2>;, v6 W e; n6 l/ v5 r2 S
...! V& m* h \+ k
else
+ g6 A- d7 {- N' K. e3 S <statement sequence3>;$ i" W, h4 j+ V: O3 b, e
end;
* K f' {( W; [* w) K; b- O- w6 R# m3 y( @% ?
2循环语句
, R. u( v1 l; |2 g6 V, \- g) m3 D- H (1) from <statement sequence1>
0 s7 p+ L q2 S. t5 [ until <condition> loop
& L8 r+ e! t: ~/ P6 j, v6 F+ ]; O <statement sequence2>;
, Y. M W. }' f end;9 p# c* _' C* I" t* k6 i
(2) while <condition> loop
Z$ \* G% k) t4 P: g <statement sequence1>;( u" a, _/ g. Z
end;
2 M3 I. I% U) j# { (3) repeat
9 g/ v' K5 q1 Z6 c9 s <statement sequence1>;
; Y. t4 m6 O2 O" v0 r s$ M until <condition>;
7 R/ H, t# C$ L (4) for <condition> to <condition> loop
1 R3 N3 z8 e5 E8 }$ e B <statement sequence1>;: i9 P4 V" k; j6 y
next;
' t4 q$ B2 u+ R/ d) _6 S3中断语句- G/ u: `# }- h6 _& M/ B
waituntil <condition> prio <integer expression>;
1 E( e* N9 R3 H4 A+ P; i6 f
3 q: ~2 Q1 u/ {5 T' e$ E. s- q2 M q, ~. E8 Y
以上为常用的函数！
( |% x* ], A! v% j+ j T# m6 g还有很多，如有需要我把资料发到你邮箱里 2 ` \7 Q! h4 s: i; W' X& L
) n1 I @) d# ^" p9 b7 k" a* n% C7 E! F' E
% R% v; Q9 |* q* u) c3 H5 }
5 m& C5 K) S2 w3 B! Q( M
/ {! C' E1 U) E8 [- @9 N6 e
# z: ]; @* M: ^- j& U, ]/ P5 x& M
+ ~* j% M; R0 N( i: B& W$ Q7 Q
( ]7 L1 f! f b% ~% g 7 s8 K6 m5 j R1 O# u# t* _
|
|
[复制链接]
