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发表于 2012-11-13 08:48:12
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1判断语句1 A1 o1 M" _9 j0 X; o
if <condition> then
6 g+ c) R a a' w" n# b+ I: } <statement sequence1>;
( W! p; p6 C6 a4 q elseif <condition> then; n! `2 u5 U' K% f9 W7 R8 a
<statement sequence2>;$ O& x9 ?1 f- V7 Q( P
else
) x! l+ m! ^) r$ O <statement sequence3>;) U& s* ?2 Y8 V3 |5 E5 o2 b
end;
# b2 n( q/ }2 y" S. Q1 D0 E如果分支比较多，用：1 t" }$ N8 B. X
inspect <expression>
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; {# `# l/ t1 K: H! [/ e <statement sequence1>;7 [' n/ U! Y# `+ i4 L% S: \
when <constant_list> then
) O% n/ U& i, [% b0 a# _ <statement sequence2>;
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else9 n7 @4 ?5 ]! X9 [
<statement sequence3>;9 `2 t( g3 \, R: J$ X n
end;
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: S% e8 r m$ x0 Y2循环语句7 C& l. W* ?/ d0 Q/ o( c' K B* a
(1) from <statement sequence1>
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<statement sequence2>;
9 r/ a( C& k h3 V9 y% \ end;1 W' V9 X3 v" a9 O' K4 E
(2) while <condition> loop
8 b1 q/ T, d7 F6 I: G. u+ R <statement sequence1>;
6 U) i% N% \5 f. I( k end;" u9 [. w& S$ r7 L6 n1 |4 L$ ]. n( ~
(3) repeat 1 w* d; w2 ^, B( W: `: k
<statement sequence1>;
. M& i4 F; H2 I3 f) [ until <condition>;$ ^1 F5 c( o4 |9 W% Y, G
(4) for <condition> to <condition> loop! W! Z' }3 |' D- C6 K0 l8 [
<statement sequence1>;
8 v% i- N! F; S; ` next;% ~7 ]# v* |( @
3中断语句
3 d+ A' K) o" x: L% I waituntil <condition> prio <integer expression>;5 m: ]- Z+ `$ D1 j& s" c7 x+ s
8 `; T& A; e, H+ k
5 E. K0 ]3 }' D, |6 U以上为常用的函数！( u! @% G- v% E# M3 R2 H
还有很多，如有需要我把资料发到你邮箱里 6 h* j2 T* D& A; U1 ^4 S
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