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发表于 2012-11-13 08:48:12
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1判断语句5 U6 p) E9 Q/ J# U) [
if <condition> then: \9 z* a4 L) a
<statement sequence1>;& ^ m# N1 J. [
elseif <condition> then+ L3 Y8 c# X( I0 |! ]
<statement sequence2>;
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<statement sequence3>;" [; x- v+ N7 `1 T$ V8 s
end;/ K, D* k9 c! v! a
如果分支比较多，用：: c& t6 _ O1 l- a' T# `: q6 c6 d
inspect <expression>
" {9 }( g1 c# Q0 t+ p k' u when <constant_list> then
, f. Y- w Q' w/ U$ D <statement sequence1>;: G9 ]; `/ _2 ~5 W( U
when <constant_list> then
+ i, ^% E- @% B9 q$ w0 P0 C <statement sequence2>; E' N5 K9 O; L4 t+ J1 g6 D2 z$ i
...
- |( h {% ^( |/ k6 E5 ~ z( g- F else
* X h8 h+ M1 { <statement sequence3>;4 J f% Q0 Q+ K/ }+ b
end;
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) \/ L- O% W2 g2循环语句8 F* y0 ]3 F v( F- |( A; N$ Z
(1) from <statement sequence1>
" Z- F# U3 I4 N+ D* R until <condition> loop
( o/ W. G( w0 b( {' V8 Z& w* p <statement sequence2>;% X8 M% b& J( F' e7 M
end;
g! d8 X+ e; n( Y7 j (2) while <condition> loop/ d% e5 J, A- ?5 \
<statement sequence1>;/ Y) p' Z, E4 H6 B5 E% |
end;
0 }1 B/ f! Q I8 z. H2 r: S1 b (3) repeat
) y5 z$ x! |1 ^. {( n <statement sequence1>;, E2 P5 p/ }+ v& \
until <condition>;
0 K% Z! s! S" C* d- z (4) for <condition> to <condition> loop( n8 n3 f' u5 u7 U
<statement sequence1>;
9 J9 e* Q4 K" | s" k next;
- M3 E$ w' f8 b/ J! |5 C2 f8 H3中断语句
' v% |9 p! b# u, h; K, { waituntil <condition> prio <integer expression>;
5 ?5 r9 q6 h7 R# T1 n9 M+ f, z9 H' K3 C) V
2 L2 a) F! P. }- k& m以上为常用的函数！: X' S2 `% j! N" p& G
还有很多，如有需要我把资料发到你邮箱里
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