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发表于 2012-11-13 08:48:12
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1判断语句
. s G+ D& s1 W6 L- [3 Q if <condition> then
F; q, B, S5 o <statement sequence1>;' I, A5 A( t2 ?! A8 s) \
elseif <condition> then
5 }9 c! w" Z& f- s2 _ <statement sequence2>;
/ A& l$ h$ w1 ?5 h9 l# g/ m& f" g else
) C. I7 g3 i- A5 K& z; T) C <statement sequence3>;5 O: M7 O# J1 X
end;
5 m; N$ v: E- s: e0 s) ^( Y如果分支比较多，用：# u! x/ D8 d+ x
inspect <expression>9 L9 ?$ n/ h2 s) Q& ]
when <constant_list> then; y: F* ]- a5 n8 o8 j9 I
<statement sequence1>;
; i; S% H9 z: z/ _) ?! J/ | when <constant_list> then
* G) I" E& h1 A* ]2 |5 t+ E5 Q <statement sequence2>;! R; S6 u$ R& r
...
# e5 I1 N. C; A4 v: K else
. |8 x- W& h+ V% o# J; I* Z <statement sequence3>;
( k$ y- H- e7 m2 S( [5 J* ]end;
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2循环语句1 m5 }3 F. K; U0 y# R7 G* n8 e
(1) from <statement sequence1>
0 F; h0 h9 j. c) d- P until <condition> loop( {+ I; T3 J4 c# N6 ^
<statement sequence2>;
- p# C* o8 v) P7 h* g* H% d$ \ end;
' m" P. p8 |" J (2) while <condition> loop
! R q# {3 ]4 Y <statement sequence1>;% L: c6 |+ ~- ^9 g* R# f g
end;
d/ ?, Y) [+ A+ d" L% ` (3) repeat 6 ^6 k2 C7 {, n! ^, q
<statement sequence1>;) a' J/ q6 K, g) @
until <condition>;% Z1 Z" K# \4 z y4 |$ t2 a
(4) for <condition> to <condition> loop
: _" H1 ^# Z( } <statement sequence1>;
, V% Y9 O4 \4 i0 G% V% M5 P& ` next;
% U5 _' u' M" E. R: W/ G/ ^9 Z3中断语句/ ^& v, L% \6 B" g& p, J) C0 \/ E5 _, ~
waituntil <condition> prio <integer expression>;
/ H( D x: G6 M+ D
+ X9 u1 q* b$ \( ^' V& `) t: W" {, S8 U
以上为常用的函数！+ \$ D+ g8 p$ | a9 Z$ r
还有很多，如有需要我把资料发到你邮箱里
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