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发表于 2012-11-13 08:48:12
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1判断语句
8 x6 v/ d$ S0 W$ j' m) x if <condition> then
" e9 [* Y8 C: n. a9 Z) v0 U <statement sequence1>;
7 o! n/ D7 D+ F* M& M elseif <condition> then
# K5 {8 E' d0 w( ~# \' _ <statement sequence2>;3 N+ o8 L5 s& D; l5 d
else
( `6 T6 N( m$ t+ C/ @5 I <statement sequence3>;1 |1 _; ^) D$ s' @$ t' @$ ?! p
end;6 ^6 m! M* S) ~+ |! q
如果分支比较多，用：4 b8 Y$ ]" Q( Q7 v) T/ b7 W
inspect <expression>
) L/ I: Q$ s- Q4 \$ w when <constant_list> then
+ |. ~9 Z6 p. V* g+ D <statement sequence1>;9 q! t* h2 f9 S+ l9 ~
when <constant_list> then
/ \) }) |1 @9 g5 t9 _2 p <statement sequence2>;
6 c& k1 b( U3 w ...
8 ^3 a% Z' t- z" G else
) H# I' ?: _. w* H9 d* Y <statement sequence3>;
/ @+ E( Q( h+ b% G- [end;* j9 y O) C# K& T" F" D
! j/ x j' @# u4 R% d0 g2循环语句/ L a' M5 B& [9 U9 x* \& q
(1) from <statement sequence1>
* a' U1 r# @ [, C F) f% ] until <condition> loop' l, q* E# [, i) v+ S) G
<statement sequence2>;
$ L2 } U' p3 A$ Y C( U' j! j end;1 R6 r5 ?6 Y4 o+ T4 ?* x
(2) while <condition> loop
1 Z$ V9 ?& W" _8 o, m <statement sequence1>;- _( t4 X j- q! |( q
end;
/ U8 t; E3 a# i3 n* o$ ~ (3) repeat
2 A% {, a T$ j- Z r i <statement sequence1>;
+ t. W' V& `" ?: D# v: Z until <condition>;4 C5 s. \: {& t) V2 S
(4) for <condition> to <condition> loop
3 G t, n9 {' B9 z <statement sequence1>;
. P- w; ?( ^ } A3 L" n5 G$ J next;
C; Q+ i3 Q) b, @- R3中断语句
3 ?' h9 Y8 C8 f( k waituntil <condition> prio <integer expression>;
) c& H1 q. w1 _$ k, G: e1 D' O1 b0 e: @7 X- v( W0 k
8 r# {& j0 C( \% T9 r% z* [以上为常用的函数！; |/ H! K$ Y4 z; A! ^
还有很多，如有需要我把资料发到你邮箱里
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