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发表于 2012-11-13 08:48:12
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1判断语句
% d8 D A5 E/ ^4 h if <condition> then
5 O7 n6 y; C, a% j- \ <statement sequence1>;7 S% j# g4 k$ b$ E. P' T( A
elseif <condition> then
2 T: _" w, x/ E# v <statement sequence2>;
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<statement sequence3>;3 d' W3 G9 F% t! X
end;
# u ^, y# B. t3 n& m如果分支比较多，用：
6 t2 M8 w4 Y6 M2 E) i8 @2 E* z1 j inspect <expression>5 l0 W7 c5 C' f: |- |, @! \, x
when <constant_list> then; b" t$ E3 c: }# R" z/ t1 F- ]
<statement sequence1>;, ?, y" I) l& ]* \4 h$ O
when <constant_list> then
5 e! F' j$ a9 {; D1 | <statement sequence2>;; P3 o5 ^& @+ I- ?( n% m, P& n
...
: m' b7 i5 t! E8 v8 ]& j, X: b* r* H7 [ else
7 W* s9 U+ ~+ q9 ?6 e0 g; q) v <statement sequence3>;
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2循环语句& W2 t8 ]2 H. T+ I
(1) from <statement sequence1>' y7 o1 i4 g" T L
until <condition> loop
# W9 g+ W/ q; D" \2 G, O) ? <statement sequence2>;( l r6 V, T% t6 A& Y @+ E* Q
end;
9 G" u( f, K0 ~# L" m# H, U (2) while <condition> loop* {8 r* ^! Z, Z+ S% J2 {0 G
<statement sequence1>;$ K' X) B- N Q
end;$ [8 O# \6 p2 W/ D
(3) repeat
: ?0 |9 n( p, S9 G% R" o <statement sequence1>;
% R) X1 ?# q" F until <condition>;
; i( F* m+ U: ?+ U& G (4) for <condition> to <condition> loop! [$ Z) d) [) U6 c: A$ d+ o1 f
<statement sequence1>;
& ~, f5 _4 h9 V. r% D' L* W: Q next;* Z1 F' @6 }$ B& \/ J5 G) F
3中断语句" i& j) m( {. }% P* P# o! _1 {2 ?
waituntil <condition> prio <integer expression>;% f: Z8 x3 c: q% `& n2 u, u
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以上为常用的函数！" ?1 G% h3 }5 p
还有很多，如有需要我把资料发到你邮箱里
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