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发表于 2012-11-13 08:48:12
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1判断语句
. W2 z, y9 [3 J0 Y if <condition> then
# B: N, a! R8 O. f: o8 X5 j/ o <statement sequence1>;
* s$ _. Z, C0 m( A: z elseif <condition> then
" h" w# o9 M7 h' w* D8 x1 N: g <statement sequence2>;. z$ B* L6 v0 `, r
else 9 e, q9 B6 N! B9 O/ V+ l! g& N
<statement sequence3>;9 d4 {% y7 z6 v8 \
end;( M, p; `2 x; ^$ e P. x
如果分支比较多，用：4 T' P3 L" X/ c: b* i, Z$ Y
inspect <expression>( V7 D; R! `: P, t! c/ T
when <constant_list> then
4 I8 ]& |$ R v* d <statement sequence1>;2 E# a. a" A1 ^3 H4 L* l
when <constant_list> then5 ]4 `/ T; b/ o! [: K1 B6 j
<statement sequence2>;, r' l: Q3 m/ F
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else
4 s; W! _1 ?4 ]# ]! |* v9 o <statement sequence3>;' [- M% ?0 r( g1 c5 m3 C) e
end;
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+ f' S- v% `% C" e! K/ K2循环语句8 _& S8 N$ x- _- W
(1) from <statement sequence1> [6 Y) M7 p/ _+ [ ?, K2 ?
until <condition> loop
2 k& k$ C1 n8 J# y% f1 ^+ M5 ] <statement sequence2>; u) o$ l F2 v
end;
3 y) \. U. v" [5 _& F8 n* ^0 v (2) while <condition> loop
3 L" `+ C3 @$ U <statement sequence1>;4 v3 f* l B' o5 ` {$ J
end;
( t7 @8 w7 \& s1 G, ` (3) repeat ) J( \4 z! u* [
<statement sequence1>;
6 P6 F% @5 [9 E( l0 D until <condition>;
3 W2 {7 L! z5 G, @% W! U) \$ a( J (4) for <condition> to <condition> loop
& ~5 o! I4 N: J0 D <statement sequence1>;( D0 J/ ?6 Q% N
next;
& j1 e% V% {5 T5 p6 ~3中断语句3 v9 c' {- n7 X% @
waituntil <condition> prio <integer expression>;
3 {2 K: p- }: S( `* h. o6 g; n6 O& i/ p7 P: X
( k) F: z, x* H" K以上为常用的函数！% f/ C1 u& x, z* ]% z8 G& K
还有很多，如有需要我把资料发到你邮箱里
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