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发表于 2012-11-13 08:48:12
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1判断语句
# Z2 S% t% b# l% q, c if <condition> then
" P; `/ v% }) e/ ^ <statement sequence1>;
" _2 A& W5 L2 r elseif <condition> then
0 K4 F& g8 A, R* ?# s <statement sequence2>;$ b# [% N- x- o, N1 ~! X/ b. S, ~
else ! }$ `8 F' `5 O1 ^, t
<statement sequence3>;
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如果分支比较多，用：" w$ N: ]7 U1 N; D8 w
inspect <expression>: R0 `7 [" q6 T3 q2 [
when <constant_list> then7 h) [8 \: H9 [& b2 O+ g
<statement sequence1>;
5 I4 K# Y4 M. v, |, L G6 [ when <constant_list> then3 @2 E8 d6 q# `' u2 e
<statement sequence2>;" H, D/ z" o/ J9 t9 e9 {) x& ]* ^
...
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<statement sequence3>;
5 n* O# o" q" z/ f) ~' {- m+ I# Tend;
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; Y6 O7 u% k" q# {" v2循环语句$ D8 x" a9 {, G& v6 E' c' x
(1) from <statement sequence1>
$ N* T: ~. [9 m. T until <condition> loop
7 S3 g; x ^, \! y <statement sequence2>;% }) j9 C7 N$ \# @% |
end;
; Z v" [4 S& A9 @3 M% D$ w$ i. o# U (2) while <condition> loop7 a( V" N' R& M1 L
<statement sequence1>;
' X$ w) v5 ] Y3 D/ }' @ end;
# x- b7 p; d% ~" ?+ G1 f: b8 | (3) repeat
8 N L6 L/ T* k; G- W* S <statement sequence1>;
$ q5 f" I; u2 M/ q/ T until <condition>;
- u; G! y C' K& O ~0 c (4) for <condition> to <condition> loop
# E: I% X6 v% J- X f: X0 Q- l2 Q' i <statement sequence1>;
6 Z- s! v" Y$ l( c: q' q+ u next;
8 J* N( e1 ~/ _& ]4 \8 V8 z3 J* z3中断语句2 M& u, [) |% [
waituntil <condition> prio <integer expression>;9 }" ]8 P+ @1 _% P5 B
3 W& g4 I, ^! q9 a
" U% z S7 B. t' }1 t) K以上为常用的函数！$ ~$ J1 U+ W! W7 `0 r9 S: w+ G
还有很多，如有需要我把资料发到你邮箱里
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