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发表于 2012-11-13 08:48:12
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1判断语句
# B6 H- z! v1 @4 t6 C8 X m- |4 l if <condition> then# \7 b9 x; z8 c) i# @8 @
<statement sequence1>;
! B1 R9 h' \3 T+ q$ C* Q& V" ~ elseif <condition> then
5 q2 e* W9 a$ y% o7 J; W <statement sequence2>;
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<statement sequence3>;& a0 L N* g; a( C: J
end;) \" ]# t; P+ }$ S/ [6 M1 L
如果分支比较多，用：4 q+ l! a& I$ _% F L& L! s! W
inspect <expression>3 R% _- p. v1 }$ n1 |8 f
when <constant_list> then6 g1 x: c4 s/ R2 j% j y& o
<statement sequence1>;& ^7 P* y! ?6 A' S
when <constant_list> then
, _% P d$ x- P: j9 s <statement sequence2>;
) Y4 k+ R. O8 q8 i* m" F ...
% X8 V/ ]- N; E: q, z5 O else
K8 d5 r: x. q4 K) L <statement sequence3>;
* |8 Q4 Y0 \$ b4 }( Y5 R. qend;: P$ N5 V( O( I7 H, I% W
0 `- A. e$ `5 i' I2循环语句 o+ y7 [4 w/ e
(1) from <statement sequence1>
8 W3 D% {+ A( P) K* ]( c3 \$ ] until <condition> loop
$ m: P" o% X9 a" P7 y$ G+ X <statement sequence2>;: i3 ^. J1 q* c) V. p6 j
end;
( d& W Z2 l5 i; \ (2) while <condition> loop2 P w5 ?- h( c6 |7 M' c
<statement sequence1>;' Q6 s; m+ [+ P. ~3 C u
end;
7 `8 D2 A( ]4 ^7 R, |2 Y- s/ F (3) repeat ' Y/ s8 Q: ]: l3 F0 q: P
<statement sequence1>;: @( F9 J: C3 d, W
until <condition>;
& n& R* a7 ?% J* `# ?; H (4) for <condition> to <condition> loop8 x8 d ?" U! _# @( s: F. S
<statement sequence1>;& S2 E' l) h* s5 T+ _6 s
next;$ I# V0 T9 | ?/ T2 u
3中断语句. ]$ Y$ L: ?* O0 O( e7 `$ ~5 ]2 ^
waituntil <condition> prio <integer expression>;5 H( E7 @6 w/ H8 J8 q$ D( `
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以上为常用的函数！
0 d/ T3 ?# i0 o3 W4 s* U9 L还有很多，如有需要我把资料发到你邮箱里
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