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发表于 2012-11-13 08:48:12
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1判断语句9 B+ {/ N8 t( N/ d5 p) d* N3 x
if <condition> then
2 H9 Y& T6 q: i# k+ O <statement sequence1>;
' a; N" E, ~/ D% F elseif <condition> then* ?5 l$ _+ a* e( G' N8 j
<statement sequence2>;/ l4 t- p* M2 f, n p
else
" q# l9 ?. q1 U8 P$ ` <statement sequence3>;' v$ [5 K+ | m
end;+ {4 q: n' X0 h! U" X& }
如果分支比较多，用：- @+ j& d8 D6 S( k
inspect <expression>
" G- D$ \, m* U' | when <constant_list> then
* T4 P' z- d8 | <statement sequence1>;
; v" a B5 ]* ~4 m0 V! c9 B when <constant_list> then
) ~# T; Y: U' T0 w+ @, g, S <statement sequence2>;
% W9 W# u$ m" o9 f# V4 C6 n! ` ...
; q/ }4 {( D) I8 @ else# T* H& m3 U3 a$ {
<statement sequence3>;
7 _( n3 p c* N* c( wend;
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2循环语句
( ~+ G0 ?7 {1 {' r2 v (1) from <statement sequence1>7 \4 s/ I$ @4 `' c$ V% o
until <condition> loop
5 z* Q) V& b- u W <statement sequence2>;
% T$ {: K. x8 C! I7 @' a end;) z0 y! O$ @& ^
(2) while <condition> loop
7 W7 _* O2 m+ _. _ u <statement sequence1>;5 _ x4 v1 i! m; z1 N* m7 [+ h! R
end;* h# A* U5 @: D$ t
(3) repeat $ d0 x: s" r* S1 O8 e
<statement sequence1>;# J# i) u; A( P# X/ Q; j
until <condition>;
7 w1 U) b' T: D (4) for <condition> to <condition> loop- }7 o4 b: P, |# G6 [0 n
<statement sequence1>;
* e" ?) t8 q/ @' }0 o( [ next;
2 e& X5 p7 C" V( \* m3中断语句4 [/ S1 h5 W% ?; w7 _8 v" n
waituntil <condition> prio <integer expression>;
9 m+ q$ l3 X ?% N" K% h+ D) \- E1 y; W( S5 Y+ d+ X
' t+ C& m0 n4 a: [& |/ V3 g, T以上为常用的函数！$ N* F: j9 r, ]
还有很多，如有需要我把资料发到你邮箱里
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