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发表于 2012-11-13 08:48:12
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1判断语句
3 Z, Q; J" {. n' w( v if <condition> then
3 P" O$ j$ u! k/ Q8 V/ u <statement sequence1>;
: C/ Y/ I0 e0 @& O$ i elseif <condition> then
J2 H" i( F: z6 } <statement sequence2>;
4 d$ v6 V+ [3 H1 O. m+ f else
' k6 u& ~% g$ `4 ]' [: x <statement sequence3>;
, n: \7 u1 v) K8 V/ W end;
% N2 @+ S+ m2 r如果分支比较多，用：. d8 b3 u$ s( t8 T0 J7 Q
inspect <expression>
5 c( Q( R- x, f: M$ b3 J+ G5 \0 h when <constant_list> then
3 z3 ]* W* l- o, J, m R5 G <statement sequence1>;
7 `# y, j, q/ f" U. A5 E when <constant_list> then, N( f- o# a6 g5 \1 }, y
<statement sequence2>;6 j& i+ O( F Q7 ? a9 A7 L
...5 v9 u4 S- O/ Q
else# ^- \0 N3 h5 ?0 W3 I( I/ o2 S& L
<statement sequence3>;& ~. X8 O* G$ O/ j% H
end;
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* G! w- `# a: o( X2循环语句
$ L! j4 ~2 M+ e& s( M W (1) from <statement sequence1>
0 K! H3 ]9 J0 r6 J until <condition> loop" g7 d; `* {3 d+ H# _7 m5 {
<statement sequence2>;$ j# G Z# w( f$ F/ _
end;
: m. M3 g R% Y8 z# ~- {. e (2) while <condition> loop
$ u) T3 V& A/ c, `$ S6 k- R1 @ <statement sequence1>;
& f+ ^& L1 z1 I* }/ d end;5 y" |9 y* Z* _
(3) repeat 5 o4 v" R: a3 @* L0 a) k% w! A
<statement sequence1>;! v# h2 J: s5 |3 O
until <condition>;) P; _! t1 @% s) f$ Y1 p
(4) for <condition> to <condition> loop6 o5 ?1 N0 J! i2 }2 A
<statement sequence1>;
2 w% _9 m6 D2 P4 u v; J# u next;
! _2 m1 @1 H1 o6 }, j, i3中断语句* z$ W5 {# @$ E& V5 p8 f4 }
waituntil <condition> prio <integer expression>;
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以上为常用的函数！* m) j* |8 A0 Y9 V, u% u. T
还有很多，如有需要我把资料发到你邮箱里
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