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发表于 2012-11-13 08:48:12
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1判断语句
8 ]% ^( S4 t" n" p. M7 _7 D if <condition> then+ D7 k, |! j* x
<statement sequence1>;
0 q7 D" g8 J3 N5 V( i8 \ elseif <condition> then
. Y2 B W) P2 r3 U4 d <statement sequence2>;3 J( G6 P5 D$ }) L! w
else
B/ j7 @1 b+ H0 Z% ] <statement sequence3>;9 t+ z* W: \ k
end;6 c. a x: I. q8 l
如果分支比较多，用：5 ~$ e& N) ?) c0 h. ^6 j
inspect <expression>6 t0 A2 @. Y& {. Y; X7 k2 J. n
when <constant_list> then
/ ^! S& o, N; n' [4 X <statement sequence1>;8 J- \& Z# ~" _& v& h
when <constant_list> then
0 e! t' X$ z4 y- f7 N, u/ p2 C7 f <statement sequence2>;; V$ j5 s* E8 d4 Z9 ?& o2 [
...
0 W; A$ B; S; A else
0 f7 E4 c$ P5 k2 R& x$ o <statement sequence3>;, F( F; @! R) N$ P+ q
end;
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9 S9 K& O$ U% l8 _5 o, h2循环语句
9 w$ Q, V7 N2 K6 {5 Z) q (1) from <statement sequence1>
! w' Z9 X2 _- C# ]0 ]) I+ C until <condition> loop8 ?( |' b2 I% k) }
<statement sequence2>;/ h0 S$ u( v+ q. q, W! S% }' c/ O
end;! H7 N0 J# r% `. G* a$ m1 {9 l
(2) while <condition> loop9 h7 w7 }7 u( J M; A2 i
<statement sequence1>;
9 l4 y; {* \) r( ]+ g end;+ |. A3 K9 t, u Y
(3) repeat $ K6 r/ }* h6 A1 \
<statement sequence1>;
9 @8 d$ A( f) ~" y9 p: A; R until <condition>;6 v% Z/ L: f- p2 S4 ]5 I
(4) for <condition> to <condition> loop
; V6 c$ }4 |. J% b: l5 { <statement sequence1>;0 j3 h- o1 A& O/ x" Z" c
next;
: ~# `/ b; P: p/ O9 p, `3中断语句
) n: a& f( h9 E8 j waituntil <condition> prio <integer expression>;
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5 x f, y& \6 G s. r: s9 J4 k以上为常用的函数！
% k: j2 a7 Y- b2 r' F" N3 G还有很多，如有需要我把资料发到你邮箱里
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