|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句! Q$ i0 S, h& g9 L9 z P
if <condition> then
6 o; m; ^7 }/ a <statement sequence1>;6 H- L+ M* E' z3 J
elseif <condition> then
6 l2 ?3 ]* P0 ^# g4 n$ {, l <statement sequence2>;
/ g! `3 m+ h$ c* w else 6 | |! [( p* {7 a
<statement sequence3>;
2 T3 ]/ `" N. A& X, O end;1 C& Q; I+ d; @! s* B9 Y7 J2 z
如果分支比较多，用：
3 t+ E |5 d! h3 m5 Q; o inspect <expression>3 r* a2 U$ t9 L+ k
when <constant_list> then
, A8 g, J) T3 v0 O <statement sequence1>;
" T) `, ]* \- i6 G when <constant_list> then2 l1 @1 [ V0 i. T/ n
<statement sequence2>;. M% C9 Q& z! n/ m7 H% X! o3 l( P
...% I3 @9 d4 u& J) m9 t0 y
else
7 F4 ~& L; f* m <statement sequence3>;& t5 n- l! I7 o7 J# G
end;# c# j! j* C n6 k5 f: m' T$ X
1 L* y$ W; L$ ?+ d4 r5 I2循环语句
5 u: q( e9 |) F: a& B- m (1) from <statement sequence1>+ |1 ~/ i4 M8 U- I( `. O% E
until <condition> loop: L% o. g" D' |/ y
<statement sequence2>;; T/ [$ Y i# _2 w* z: N
end;
0 Z* k# h, i- \ S. q (2) while <condition> loop- M! B/ c- q4 h+ R2 j) C
<statement sequence1>;
/ q- j3 ^5 \. ?9 h7 ~ end;
4 N/ q7 t. W" V6 Z (3) repeat ; |. T4 ]& u* h3 P" b' V! Z) { Q
<statement sequence1>;
- C! _) f0 ^; u/ x until <condition>;
2 z9 J- \, r4 r6 X* C' T+ d+ m (4) for <condition> to <condition> loop
* o1 W N) M/ {. Q: d* @0 B <statement sequence1>;) i# r4 g$ G4 d' h$ y" o+ [
next;/ [5 L. p1 \9 ]$ o1 O- g
3中断语句
& b4 T! S5 u1 k7 H( C+ @ waituntil <condition> prio <integer expression>;1 U; O) q' I$ b
3 ]5 W5 S. w) B. o+ ^' W# ?
/ `5 `1 E; G$ e- W以上为常用的函数！
; u2 T3 Z. e0 p$ t0 b- m% ] @还有很多，如有需要我把资料发到你邮箱里
6 z& Q4 A& I& B, Q
) x( {2 H4 c4 c! z/ d
+ m; ~: ]1 D! [. o( T; V
2 }, \! ?* [% V4 @0 ]- B9 N
- F# _2 x% I2 f% i2 R
7 k' A% d8 Q. Y- J2 p* _+ |, ?- K% _
) G6 x* B' ^( z! T- `
7 i( u w& k' X% V7 t8 u$ k4 \( C4 `7 g5 o j* C7 _
' e# Y9 F. q& V9 X1 ~! X! n" Q4 M
|
|
[复制链接]
