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发表于 2012-11-13 08:48:12
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1判断语句
2 S: R/ o" g+ j2 i* S. O% _ if <condition> then
- ]7 y L9 y8 F& M <statement sequence1>;' M8 H, ~6 n {( f1 ?. L b
elseif <condition> then1 j& i3 M" A, ^8 U
<statement sequence2>;
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<statement sequence3>;
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如果分支比较多，用：' i/ T& `3 L' @: Z5 V
inspect <expression>* `2 I7 H+ V( O' q4 E( V
when <constant_list> then
$ Y2 b( ]) S; K H <statement sequence1>;2 ~) r# D o0 f4 j) C
when <constant_list> then
' Y4 T4 k: k- ]( F* l* W <statement sequence2>;- c# T' ?% x0 c$ ^/ {9 b
...
, O& N s# A! H6 H& D else
+ s9 Y" k$ x7 \/ o. k8 m+ Z& q <statement sequence3>;# d* M$ w1 W0 ~% a
end;( \3 B9 E8 T7 y; h: a& x- U) |
* h) B2 s6 t; P( C1 J. h o. g/ L2循环语句9 J/ J X3 q8 d! `
(1) from <statement sequence1>% ~5 u6 I2 G- x$ E t9 \) `6 g
until <condition> loop
8 z5 H) O% }. |0 u* J2 S/ Z& h <statement sequence2>;6 _# e) x5 n6 V8 r; T, c, P+ f
end;
# \- u: N8 H/ |4 E" n7 y3 r& _ (2) while <condition> loop
h& `5 V( S/ B; p3 l, J <statement sequence1>;2 O9 K& h, {+ i5 ^9 E
end;" H# }6 }$ @% I# ~, B( M3 H( I1 O
(3) repeat
; i7 z6 d- t( ~/ S' q <statement sequence1>;
+ C' w4 c$ {5 m" ~7 e1 M$ C4 x until <condition>;
2 S e7 K# _. @# _0 Z, \0 s (4) for <condition> to <condition> loop2 c2 u2 q4 _8 V- b6 }, |1 B3 k6 F: t
<statement sequence1>;
4 S- _& _/ Y2 G1 H" [ next;1 ~) p3 @2 @9 e% @9 @7 I
3中断语句
' W- K: d" W4 w( b; |) P waituntil <condition> prio <integer expression>;
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以上为常用的函数！( w+ d4 M3 |) F% A* `+ `7 j- D" O
还有很多，如有需要我把资料发到你邮箱里
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