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发表于 2012-11-13 08:48:12
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1判断语句 i7 w# m8 R$ ?, L9 p: g
if <condition> then
; C0 @0 N4 j6 Q1 _ <statement sequence1>;
+ V0 P& D8 [ t! g, E9 ^ elseif <condition> then
$ k6 g4 F \* \9 u4 K <statement sequence2>;# ]7 k, n% I, q6 h, r$ R: M
else
$ j; K; M5 \ u) m/ A0 z7 |* P7 j$ N <statement sequence3>;) i1 M0 I( ?/ T ]4 I; ~' ~
end;2 m' T1 [: s. q
如果分支比较多，用：7 w- G0 L( x7 I3 d/ }
inspect <expression>" w2 j I" q' R1 I$ b" X* Z
when <constant_list> then
% n4 W( {" @0 \7 m <statement sequence1>;! J( f8 L! U4 d) p- [) ]% E! q( s
when <constant_list> then
% J) Z) f2 i5 l: f <statement sequence2>; q9 B0 d6 d: v7 q: p7 j
...
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<statement sequence3>;
: Y7 j W/ k6 b! r1 xend;! _# e/ J9 x) g9 G
% w$ J: |6 [4 s1 l% }0 w* C2循环语句
1 X' ?0 ?0 @, O, h( _ (1) from <statement sequence1>6 G- {+ d v2 P; g% `1 H
until <condition> loop
: u) d& [6 u% ^( o <statement sequence2>;
, }$ E* {% [1 ] Y end;
$ Z$ ]$ Y4 n: V X; o, { (2) while <condition> loop
6 S3 k% J/ Q# C4 C T, `6 f <statement sequence1>; I3 u( f: |6 X$ u% j
end;5 y# O& _+ ^' X9 B
(3) repeat 7 n5 Q" J+ e4 ~
<statement sequence1>;/ E. I4 I) N. [- j0 J, ~5 U
until <condition>;
" h: V1 f, ?3 M7 F (4) for <condition> to <condition> loop0 d( S+ k7 i! d
<statement sequence1>;
8 S9 R( S# R5 d: X- `! o. C0 @! N! h6 n next;# \4 s, b2 ]: Q9 l
3中断语句; T2 h- p3 @( h" s1 M" K% e
waituntil <condition> prio <integer expression>;4 r* N s' K6 e% M) Z$ H+ g0 f0 R
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以上为常用的函数！8 q1 J `4 W3 u2 V# H. P' w1 T
还有很多，如有需要我把资料发到你邮箱里
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