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发表于 2012-11-13 08:48:12
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1判断语句
r& j4 L4 b( e6 ~' ` u3 B if <condition> then
5 e S9 ^; U4 V) a& Y" z <statement sequence1>;
, `- [7 a% a7 ?, @" o4 r+ y elseif <condition> then. ]$ o& i( D. X0 B
<statement sequence2>;3 [+ n3 @/ f4 X4 m! M% b
else
' i. h% _* g/ w& Z; q1 r! e <statement sequence3>;" H. I" o B" U. w0 ~( |
end;+ }' K# C9 P! Q
如果分支比较多，用：) E" m5 g% B% P+ e _2 {* g
inspect <expression>
1 A2 l- y0 {3 w' l; }( L! w+ B when <constant_list> then8 v1 p: Q+ l, F
<statement sequence1>;
9 g0 [9 n" c! s6 x6 k) i8 H2 L when <constant_list> then
- U. Y/ O) f0 w: z/ c <statement sequence2>;
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else
5 k3 q! K: n4 N1 { <statement sequence3>;% W' \0 G+ `# J- b: S
end;
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2循环语句/ P- A, C( l( g# [; N6 ^
(1) from <statement sequence1>
" b% W9 \- ?& N9 V' F6 }$ \ until <condition> loop; D# `, a' b2 e
<statement sequence2>;
# N1 j8 X9 Y2 g( O8 P end;& s0 P7 v1 z9 r0 v9 @
(2) while <condition> loop8 C) W9 t2 Z$ `+ i0 f N7 m
<statement sequence1>;
2 p( z2 ]+ a7 x1 O/ g( y9 {4 Y end;1 s4 c7 @: s" g' }& \5 C" H
(3) repeat
+ \0 ^+ s1 {/ w' Y" f <statement sequence1>;
3 N) ?1 i/ O6 u8 F- }. g6 e until <condition>;
& T6 \2 H+ u+ F1 A8 V (4) for <condition> to <condition> loop
+ |! \2 N: [8 v ~5 K% B6 e <statement sequence1>;
" `, Q. R: Z0 B# \, L next;
5 A* L- l7 G- P3中断语句7 |9 v T0 [" \
waituntil <condition> prio <integer expression>;' P4 s. E; b; W
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a9 X l2 ?6 v# H: ]3 S
以上为常用的函数！8 q. p1 u+ H7 I' B9 t0 [
还有很多，如有需要我把资料发到你邮箱里 $ E! E: g" F1 O, w- ]) i$ x
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