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发表于 2012-11-13 08:48:12
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1判断语句
# a6 _8 i7 P6 u) F if <condition> then3 r" M+ H6 `# q
<statement sequence1>;
& u" d K) I* {, c; }5 T7 [ elseif <condition> then1 u2 ]3 Y5 a% t; j" s& \8 @' G" _' w3 x! _
<statement sequence2>;7 R" q8 q$ N) g* d$ b4 m
else ) z9 d5 T8 g$ L7 I: g9 T
<statement sequence3>;: k9 Z- Q, O( R! o+ A
end;
7 h7 O/ t5 {: @+ z; d8 Y- a如果分支比较多，用：
7 z' \- u, n/ |% I @9 _1 h' S" R1 d inspect <expression>
3 r" A0 t* w* ~6 d% F3 `5 F when <constant_list> then1 u; ?& d6 M; G, [! N" ]
<statement sequence1>;
0 q" ~2 W( k9 i6 i% }6 S when <constant_list> then' @, o. W' ~& O: |: I0 r! y! ?
<statement sequence2>;
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else+ c- z$ f7 @( d, n
<statement sequence3>;1 p. @) k8 i! e7 a2 y3 w
end;: N z- m/ X4 T3 b3 s2 V
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2循环语句! E0 w" b \/ K9 }, ^
(1) from <statement sequence1>
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, b+ T5 a# Q# S. X5 W; _ <statement sequence2>;1 n/ q; v: I3 d9 d# Z1 C
end;
# O% z3 _4 F# d+ Y (2) while <condition> loop# v: M' H2 X6 i9 `9 u
<statement sequence1>;4 S$ d2 W) \$ [7 j8 a' W3 e
end;. q' b& x$ f2 K, O( [
(3) repeat
( t& H. A6 h ^$ }' k <statement sequence1>;5 g1 G; Q9 L$ G' b5 h! L2 U
until <condition>;2 A7 @$ w' p* r
(4) for <condition> to <condition> loop- H9 X0 g8 T, T" A
<statement sequence1>;
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3中断语句* z4 k1 ~7 B/ ^3 M& v
waituntil <condition> prio <integer expression>;
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以上为常用的函数！7 d( }4 Q" @. t: g# ?9 S
还有很多，如有需要我把资料发到你邮箱里
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