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发表于 2012-11-13 08:48:12
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1判断语句
2 J# X* G. X( B: Q; A1 S if <condition> then
8 P, y6 x4 W/ l- \+ i9 D/ j <statement sequence1>;6 U7 t& X( T2 P- w5 m
elseif <condition> then5 K/ k) A1 Y0 h% ?% j# G% d
<statement sequence2>;
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<statement sequence3>;& m7 C2 u5 v! g* E/ V" }$ F W
end;
- Z) h5 Q6 v: o, x* w+ i6 \如果分支比较多，用：
/ \! A2 f# `9 s8 g& z inspect <expression>; U$ A# n8 r% z2 v* b }" K7 H) U
when <constant_list> then+ T$ Q$ ?7 ^6 g; n' @) I
<statement sequence1>;: O+ S6 M5 ~( `4 D2 m5 E
when <constant_list> then& b) E2 x% m' a Q3 i, q2 O
<statement sequence2>;* S- b3 b2 R2 k) t: ~) z( k
...
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<statement sequence3>;
6 Y# P3 H# ^: z S( nend;
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2循环语句. T& L$ T/ P& H, D- [# n0 C) R* a
(1) from <statement sequence1>
, }9 ]) J& \0 S0 G' l3 N, k4 ~$ s until <condition> loop
6 x/ l i" \0 q2 E <statement sequence2>;
9 C" h1 p, b! O% H! A) w/ Q( _) m- K end;0 a$ S6 ]( m' F5 H3 P! p4 P& M
(2) while <condition> loop
z8 [" w/ t8 i! H R <statement sequence1>;+ A$ ^# k K) u8 u( F
end;: ?" Q" _/ {5 L2 \
(3) repeat 1 R, g4 {# z& }
<statement sequence1>;
5 i! x7 V8 \, ` until <condition>;
0 a' `* d" e0 P I9 d (4) for <condition> to <condition> loop% J& n$ e9 L' ? O
<statement sequence1>;( Q" F3 Q3 L/ c r
next;
5 q8 q K& ^% ~# z2 D$ n2 V; a3中断语句. R% g8 D) G+ }. Q2 K9 {0 Y0 a" e& f
waituntil <condition> prio <integer expression>;+ `% E9 b- n* { k
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以上为常用的函数！. ?6 O/ U8 Z5 Y- s6 u X
还有很多，如有需要我把资料发到你邮箱里
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