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发表于 2012-11-13 08:48:12
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1判断语句6 E O5 n% b& Q8 Z
if <condition> then
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9 m! f7 P& R( Q) ` elseif <condition> then
" ] o3 R. r0 f4 } h T7 h3 H <statement sequence2>;+ K; }8 {7 i {" m+ A
else & u; W0 _" M. e- u7 [+ A
<statement sequence3>;
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如果分支比较多，用：- T1 M$ h; \8 l; x' s; u# i
inspect <expression>
( ]" S, H8 v. C& F* v. v- T when <constant_list> then
4 x' f: |9 }. @1 B; B <statement sequence1>;
( C5 @# e2 E6 f. M when <constant_list> then
+ T8 d' o2 U6 M& l1 z <statement sequence2>;" y- q4 j8 w9 t7 ], b M
...
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<statement sequence3>;
. f/ Q& @- Z1 b3 W, e: p$ Iend;
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2循环语句
8 |1 e p+ a# } (1) from <statement sequence1>5 s# y* Z0 U; k
until <condition> loop
2 ~6 v! C L3 b, a% x/ m <statement sequence2>;* X B7 b; _( s! m5 J
end;# u/ b/ K/ H# v
(2) while <condition> loop
* |+ H7 L% k2 D" _# \) s <statement sequence1>;* X: X" Q9 E( E; N! x! D
end;
7 M) z _* g2 G* Z (3) repeat
) K3 @$ X f: x) |& E2 V1 l. K, C& R <statement sequence1>;( m2 [3 k* F9 l3 @- X
until <condition>;0 {. k- ]) [2 E4 P
(4) for <condition> to <condition> loop+ M5 V2 z8 I/ h* \; d7 t/ B
<statement sequence1>;
0 d- p) O1 O' J1 K3 X: p next;1 }+ j c, Y2 n; C# S1 T( ~: u
3中断语句
% r4 J% X5 C# o: |1 G! q( _ waituntil <condition> prio <integer expression>;7 h9 q/ m& t* a5 v" |/ d
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以上为常用的函数！
$ D3 B6 n+ X, {2 K还有很多，如有需要我把资料发到你邮箱里
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