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发表于 2012-11-13 08:48:12
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1判断语句* I3 i3 h' {. F
if <condition> then
" _7 F. E l4 G. w6 p8 Y <statement sequence1>;; W3 |5 W+ G1 h; n, \' s
elseif <condition> then
1 @1 L3 t# F& {( s1 P* [3 f <statement sequence2>;
: K6 B$ b- h3 B, P; w, O else
* [" A" |6 H: V& R: Z <statement sequence3>;
/ ^$ v& q- L. r( N end;
; |. I& t/ S" D+ W如果分支比较多，用：6 g; U) y7 \5 \7 r) X
inspect <expression>5 D& ? o$ A$ w& Z) n: j
when <constant_list> then
2 Y% }* ?" P! Q2 y/ Q! T; u9 d <statement sequence1>;5 k9 h: p" }: Q
when <constant_list> then$ k+ P& Y# \3 c/ k8 i) ~4 Y
<statement sequence2>;
5 }" n6 O7 r9 Q3 W d. Q- G ...
4 c0 [# P6 f# }9 m else
6 P5 y- C) M0 H* Y i <statement sequence3>;$ _9 `. s& U) q( u) ^. O) b
end;% @! W0 G: g h, e) U$ g% k) `, ~
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2循环语句
8 |2 P' G3 {. V/ J, `0 l' c A (1) from <statement sequence1>' V3 }5 O( T! ^6 i: i
until <condition> loop; z: y8 [# g. @
<statement sequence2>;: I$ h! I5 c9 l1 m: y- b
end;
7 @7 A# h6 i+ v6 _- D$ q7 [; [( e* N- _ (2) while <condition> loop
, _' c0 K0 c2 _7 Q- x m <statement sequence1>;( l( t# D( v5 f5 T& ?* R
end;
8 F5 H) y/ r" z) W (3) repeat " [# V4 @! ?( C4 z
<statement sequence1>;' l% d P' I6 w7 I; ]! {6 Q* N9 m
until <condition>;7 \/ t1 n4 W2 K2 _
(4) for <condition> to <condition> loop% @' L. I4 s1 J8 ~
<statement sequence1>;
# q U' Z& l& ?' q9 g1 b$ p next;
) B8 r1 N0 J# s# @3 C3中断语句! @$ m9 k$ m/ S( @
waituntil <condition> prio <integer expression>;
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& D; t4 q. G# c, O! e |; P
' j: ]$ x$ b$ B以上为常用的函数！
J/ c+ O4 V; l7 g; j: F还有很多，如有需要我把资料发到你邮箱里
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