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发表于 2012-11-13 08:48:12
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显示全部楼层
1判断语句
& |: b6 X! ~4 l if <condition> then
) D( }+ q, i% o6 z3 q m. q6 w O E <statement sequence1>;" s( U' `4 Q8 w; a4 R. e0 J2 |/ \
elseif <condition> then7 j9 ^0 w i& } R- E& v2 O
<statement sequence2>;6 o4 }& Q) ^. x- `0 C4 u% J% S' H
else ! W" N' s+ Q B7 @! u% t4 }
<statement sequence3>;
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如果分支比较多，用： h' P! h8 P% k
inspect <expression>: i9 S Z, E; f% P
when <constant_list> then
# u! V/ l& q5 v, Q4 X# ~ <statement sequence1>;6 F/ L4 }& x% L M7 P [0 i8 o
when <constant_list> then5 W' \5 O7 m6 Y+ ]% w. i6 R. K
<statement sequence2>;% `$ R1 U$ R) t7 Q6 w; |. O- J3 S
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else
$ S. h% O3 g9 D7 u8 ^- y <statement sequence3>;2 z8 _. j6 N8 \: h2 u
end;2 ^" a! T) P2 L1 R4 q
0 Q; k! ]0 D c% m. V2循环语句
6 M, L- b u T3 J1 m6 I' M% U (1) from <statement sequence1>5 W K: l- z1 _$ q% m' O5 D
until <condition> loop
, C6 h) b9 l' e/ w* A$ n6 f4 v; S( S <statement sequence2>;) v' U7 y- Q& u' f
end;
/ w5 Y2 ?; U+ ^ _: b. z (2) while <condition> loop
4 i3 _8 f% v3 ~! B" D7 V <statement sequence1>;2 u. s1 M0 B/ q" Q: c, Q
end;: Q6 E/ X" N, a
(3) repeat
9 q) p% c8 J, T( F <statement sequence1>;
8 Z( x; q" F' m7 l ] Y until <condition>;
! D; v1 h9 N3 D) l" D (4) for <condition> to <condition> loop
( {( W c! s. O9 T3 G5 e" t2 n" h <statement sequence1>;
0 Q! v2 k" E" _% R: Y next;, l& @0 Q3 C. `' R
3中断语句
/ Q; F3 q7 F6 ]7 X. | waituntil <condition> prio <integer expression>;
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以上为常用的函数！
, x$ d& T8 N4 ^9 I" {3 S! i还有很多，如有需要我把资料发到你邮箱里
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