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发表于 2012-11-13 08:48:12
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1判断语句
9 d" H9 w3 ]: n( `) i9 w$ ~4 t if <condition> then& \# z) o1 f: N. |) i) ^" ^* b
<statement sequence1>;
* C! H2 a$ p# t; e: O2 ~) ^ elseif <condition> then! g+ _# b% f5 q7 I2 ?9 V' R( y
<statement sequence2>;: y0 }/ p2 W* G, z( X: y, e
else - l' i j6 o0 p3 z
<statement sequence3>;
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如果分支比较多，用：
8 y: N) q9 y0 D& } inspect <expression>
: t3 D4 I3 I( H# F0 q$ z3 n: t, s when <constant_list> then- B9 W, e1 R% k% \
<statement sequence1>;" z. t3 x/ L- _1 Z4 d ]
when <constant_list> then
) X0 ~9 k9 j) e+ w1 g" [ <statement sequence2>;8 g# \8 _4 D" |8 `+ K0 C4 `! G
...
6 [. K2 ^4 ~) p2 C1 M" }* [ else. F0 ? Y- Q6 {. D
<statement sequence3>;
7 V# t4 j2 h2 J3 O3 ^( fend;3 d! B c7 Q7 y Q
& w3 M5 p5 l& w! k/ I: B" n! P2循环语句5 \# N5 e2 O; N, y4 {6 F+ k
(1) from <statement sequence1>; ^ ~% W4 l! q9 r- |( {$ g, @$ f
until <condition> loop
; P4 {+ n% O6 Y: ]1 Q& x <statement sequence2>;
5 \$ E4 c" `& y; |3 y end;
( t6 l3 v: p6 V* c0 i0 P# Z1 L (2) while <condition> loop
# N2 a4 x3 p; e2 @7 v4 x( W <statement sequence1>;- ]; h0 s+ E$ c0 }
end;
. L H! v" j. N' a# C1 g (3) repeat ! b: R1 J% J4 t# a1 v Y% A- m
<statement sequence1>;0 a- U+ j, {- I! P
until <condition>;
7 u( M0 e5 l& M2 s4 W (4) for <condition> to <condition> loop- i$ }3 [9 F% f* G. z4 h) _0 z/ t
<statement sequence1>;# u# p6 L7 k1 N) t0 ?
next;
8 z/ ~! B( G7 ^8 ^3中断语句
0 w. o, h& o5 ]1 I waituntil <condition> prio <integer expression>;
' b- f% ?! i: T. ]' r* b, g j- X6 h% u/ H! O% I- X& t
+ H& \% t/ O0 I' V# E m$ f
以上为常用的函数！
( C( ?! k" z4 K9 x还有很多，如有需要我把资料发到你邮箱里
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