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发表于 2012-11-13 08:48:12
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1判断语句
. X' o9 E ] g6 s+ O2 Y if <condition> then
6 b7 l1 u2 ^: }2 U) b0 l <statement sequence1>;
w( k6 M# j, q' t2 s) p8 q elseif <condition> then
( |- D+ h4 ?/ Z9 j& S6 f7 W- ?3 c9 r <statement sequence2>;
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<statement sequence3>;
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如果分支比较多，用：
& g4 c3 I! u+ K$ T' l0 Q% e inspect <expression>
6 ?3 _' r, L# L. w/ B: D when <constant_list> then
: t! ]7 V7 k+ }' T! K$ X <statement sequence1>;; c2 I! C% o# r6 o
when <constant_list> then
) [$ z4 ]: L2 e! ` <statement sequence2>;
, c6 Z* w$ j; x, [ ...
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<statement sequence3>;' H/ k/ ^, D' f+ ^( q, `- P
end;
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, |( z4 A& }" x2 K L" X0 p2循环语句
- \0 }# p5 X3 d0 ]2 R# G (1) from <statement sequence1>( B3 @9 {, X3 `5 {
until <condition> loop
& l. o: X! h3 S! J; c- @ <statement sequence2>;+ w2 e# k' v, n! p' l/ h
end;7 s$ j6 P m! B' n9 c
(2) while <condition> loop1 a) n% Z+ V0 g* t w1 j
<statement sequence1>;/ _$ c7 m T2 t0 c; E
end;4 L$ a8 {- o9 k" R; o
(3) repeat
/ B- `- E% Y% Y, X A4 p <statement sequence1>;
& K9 M8 L5 c' H until <condition>;# O5 N1 Y" ~& e/ j) [
(4) for <condition> to <condition> loop
7 [; C/ ]4 I) t4 E4 P$ B/ ~ <statement sequence1>;
) {2 o( M/ K8 M( x next;
( Y: S* N/ P B$ t+ b- U3中断语句. X0 D) m; T6 ~& }) q& d
waituntil <condition> prio <integer expression>;
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# s8 { Q" S* X) n6 J% e- ~7 c以上为常用的函数！/ ^9 N0 ^+ e0 |- V) Q8 S
还有很多，如有需要我把资料发到你邮箱里
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