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发表于 2012-11-13 08:48:12
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1判断语句
9 p/ s7 g, P9 d7 G' G8 p% F- q if <condition> then
% a+ f6 q& z5 B8 l <statement sequence1>;
8 l1 r! ]* J: w; v9 O6 ~6 P* \ elseif <condition> then7 h3 H7 o+ U A1 W- {; ^
<statement sequence2>;
7 {( E5 n p3 O+ Z else
7 n j9 {+ S/ Z! T <statement sequence3>;; g3 e0 B, T4 z. ?! T
end;* t" l, E( [6 y% f5 [
如果分支比较多，用：
; @# T9 G5 ~. \ inspect <expression>
0 b x4 H0 @& f, D9 w when <constant_list> then
+ c, R" U' @( V: x; T <statement sequence1>; w' X d' ]; `8 C+ A
when <constant_list> then6 w# H/ m4 W# S {7 X" \3 x
<statement sequence2>;
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else
( ^5 N1 q1 U+ ]( x2 C3 n: f <statement sequence3>;! p1 B+ j- }: U r: {/ V/ G
end;
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2循环语句8 J# ^9 a* @* m
(1) from <statement sequence1>
6 _: @8 M' a. L; ^3 w- V6 }# ? until <condition> loop
$ G4 R/ z1 d {# P! @& h: u P <statement sequence2>;
, A/ r" S+ {) ]# N3 n end;
6 q. @3 f! {. R (2) while <condition> loop! `( T3 t* [+ A" I4 ?2 I7 g/ K
<statement sequence1>;
4 k/ o/ y; \3 v- R% Z7 e$ \ end;
: `0 a' v$ p" D, H7 z# x (3) repeat
; r! ]3 B* I6 c5 T0 c <statement sequence1>;
: b. N2 \$ [: D until <condition>; }; }( ?) r* m- E9 E: C
(4) for <condition> to <condition> loop
$ s9 `+ N0 |- ?7 m1 ~; S, q L <statement sequence1>;7 l9 f6 C- V" U% Y" w% j
next;
7 N3 g. t5 _0 w$ ]3中断语句+ r) w0 @# i r% b) f
waituntil <condition> prio <integer expression>;) z5 ]7 U% C0 P4 q1 O) w
# E7 X8 X8 q8 M$ k/ b6 e7 H' J" M( T) D- o* k! m) } @
以上为常用的函数！0 p# [7 ~6 j7 h* o8 O' x+ X4 W
还有很多，如有需要我把资料发到你邮箱里
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