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发表于 2012-11-13 08:48:12
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1判断语句# ~ P" j4 y' @( f
if <condition> then
' K1 n% M- p n/ D/ n! _3 x <statement sequence1>;% v1 n# D8 x D0 J6 Y
elseif <condition> then
* F2 K6 e+ D+ m. a5 ] a5 J! I <statement sequence2>;
+ C5 W- l! Y- R; x else / t) N! _# L& v2 z1 }7 y
<statement sequence3>;
: w5 n+ S, W9 r8 {: j5 K( m" V/ j end;
% H; N! Y. Y+ T如果分支比较多，用：0 g, M5 U. o& s. u4 X$ k2 B
inspect <expression>
1 M/ z# n2 [. j4 B7 F2 ]6 [ when <constant_list> then
! X1 m. Q3 ?7 p. `$ v <statement sequence1>;
+ V4 t. x# h' p" M4 q when <constant_list> then
& I* i! s0 T$ G7 N <statement sequence2>;
* Z! e! l/ d& x; x0 g ...
1 l' ]/ H- T' }' F; T else
" S; `1 `; \1 z. q/ h$ a7 r <statement sequence3>;* {0 h' B6 n& p
end;1 O6 T% H4 s; b+ n! h" A
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2循环语句
* a' T! w1 K# V) n3 C* b2 A (1) from <statement sequence1>
% v; n+ H8 D7 j until <condition> loop
3 Z, Z+ D' a* O. ~ <statement sequence2>;
$ \% S/ E7 e7 m$ _ end;
, T+ _8 e. M) @& T (2) while <condition> loop# g! v( W, W8 P% L5 M4 j- O. @
<statement sequence1>;* @3 m6 v2 |, d0 I. e
end;
; V* `0 `/ ?$ m) V& p8 o+ p8 r8 | (3) repeat ) X3 ^. l! `. R! p7 a7 \
<statement sequence1>;
6 {# f! ~3 ?2 s. q until <condition>;/ a4 R( n: o' p- B
(4) for <condition> to <condition> loop
4 H% l* B- r& q: E5 X0 ~1 F <statement sequence1>;
9 i0 W7 b# p; t* P9 Q* T9 [6 M& n$ ^ next;
2 v5 H+ V) y* O) N5 r b) Q# p c h3中断语句
( Y) T- t$ J* S6 {: b$ h waituntil <condition> prio <integer expression>;
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+ w0 C# O8 f3 C& A# c+ h' p8 a5 o以上为常用的函数！2 K+ v3 W) a* C: ~1 h
还有很多，如有需要我把资料发到你邮箱里
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