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发表于 2012-11-13 08:48:12
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1判断语句
. q- ~/ `( ~ P: H, {% m' t( _' q if <condition> then
+ a9 z: p3 T6 D K6 J8 P <statement sequence1>;9 _+ A$ _0 j) x, n
elseif <condition> then9 i$ c6 J& r M6 u' c
<statement sequence2>;7 B% X. s) T4 t& |& c+ v
else
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end;4 N+ {% e0 n# c# W6 m; h) R5 F
如果分支比较多，用： M0 ^: F3 E8 y& b# i
inspect <expression>
8 }5 Q5 G0 U" x3 |. ~. T- \ when <constant_list> then6 s* U% Y: e" O2 @/ j
<statement sequence1>;
. J1 V( g, H5 E when <constant_list> then
$ u4 R9 z1 ?. s <statement sequence2>;6 n( o* G. T$ o6 ~( i, i. I9 b8 ]
...
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<statement sequence3>;
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(1) from <statement sequence1>
1 X: A h/ W* Z- H! [% d until <condition> loop5 O, _3 y4 U( R# N6 q0 V' n2 D
<statement sequence2>;
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(2) while <condition> loop4 V* ?* W. {6 D7 y6 _/ n$ T! N0 U
<statement sequence1>;5 y* j6 `( |& M& I- E& u" B
end;" X$ ~ k Z, c, B L( T
(3) repeat ! [8 C4 [$ W }7 v5 N) |, e
<statement sequence1>;4 y: j9 d! B4 f6 o7 k
until <condition>;; F, Z7 d4 F8 M: R" B7 ~
(4) for <condition> to <condition> loop
6 |) A8 g9 J$ A0 E \: ` <statement sequence1>;/ n, e& e5 E( l7 N* X
next;
: @2 ~ K; s4 \" H2 y" c( p- h3中断语句
" F5 j. c# I" _ u waituntil <condition> prio <integer expression>;
/ Y5 z1 @1 a: j- Y, s; l1 g) }" C+ I' ]1 a" X! B$ {7 y
/ z$ w$ Q& S* }以上为常用的函数！) ^2 {4 T2 ^3 n% S
还有很多，如有需要我把资料发到你邮箱里
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