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发表于 2012-11-13 08:48:12
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1判断语句
/ l, E ?" E$ B3 q( U3 A if <condition> then
4 q+ e5 p1 O, W+ A <statement sequence1>;' e9 N) ]. R& [
elseif <condition> then$ V" j3 W7 @8 z
<statement sequence2>;5 v( {+ c3 L3 n
else
+ u* n" j) T+ E" U" X$ [) A4 F; H <statement sequence3>;, P. v6 A7 [" L; W2 t5 X
end;
5 O1 ~, N6 l; F* ~- q; i/ L) u( b如果分支比较多，用：3 P" q. d' h; @0 P; r6 g
inspect <expression>
7 m8 {; ^0 d% N8 q% g, O" V when <constant_list> then/ k3 O* I: F" F& R3 }6 \
<statement sequence1>;" w5 l/ G- D) I' H
when <constant_list> then+ w* K/ c1 r& T' [) e' }
<statement sequence2>;
* o" V5 ~0 a: j: i/ k+ T/ @- N ...
8 c/ d! j% D4 j4 e" R' o! Q$ h else
) @! T E2 @1 I& {! Z <statement sequence3>;3 t+ |/ l+ k1 w6 }; d' A
end;0 W: q9 O8 a0 i5 k' x
( O% _9 Q+ \# `9 z2循环语句
1 b5 V# a* \0 g: f+ V; l (1) from <statement sequence1>
- ]: k( L* v* t- W until <condition> loop
) V+ i$ \: L3 v; ~9 U' u <statement sequence2>;2 p+ F0 G- V. e' K
end;0 j8 g6 z# F8 e( ^ ?
(2) while <condition> loop
) q* L/ l; x9 ]& G/ `, [7 H <statement sequence1>;) g' ~" ^" @. x
end;
- [7 z9 i5 n! ]' G7 n) M5 \ (3) repeat 7 w9 Q C: W5 \5 `$ q
<statement sequence1>;
, p* z& n9 x5 L0 t s4 e% O until <condition>;2 p8 u9 W! ]4 a, s7 }: J
(4) for <condition> to <condition> loop
' N& f) a T, [2 b5 F6 { <statement sequence1>;4 J$ @; B0 N1 x7 P
next;
V8 q. f. L! G e: {3中断语句
# a6 Y3 r( ?/ [ waituntil <condition> prio <integer expression>;4 s9 d* Y" I2 F1 \ {; B9 B
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以上为常用的函数！
& h& \. F: J+ \0 q还有很多，如有需要我把资料发到你邮箱里
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