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发表于 2012-11-13 08:48:12
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1判断语句6 ~5 N2 F6 o6 n0 i5 N4 ~5 b1 x
if <condition> then
, [6 U& U9 ]- [ <statement sequence1>;; |1 m5 I7 v) |7 x6 Y
elseif <condition> then
/ @5 u* @. J* W' ^ M8 u6 W/ L1 u* _ <statement sequence2>;
' H- p2 k) G5 d: u else - m1 I. {3 f, S
<statement sequence3>;
3 r9 p2 T% E0 n# B( Z5 A% [7 ` end;
0 G% i" T" P7 k+ m( k+ ?如果分支比较多，用：- q' J: l2 }8 \: ^
inspect <expression>5 @" V* L6 p& v) y& I) ^
when <constant_list> then. b( r R( r5 C5 y7 b# m
<statement sequence1>;; q; _- x7 P1 d) U$ R' G* n i& m
when <constant_list> then
; M3 J; `: Z% W- @& \ <statement sequence2>;
2 q/ f2 i# ?; l+ W ...
8 x" O5 E- f* {" ~4 q. [3 f6 P) | else
& K; A/ h' |7 m3 J" G' O% Q3 R <statement sequence3>;9 ~ I# m* ]+ d7 D" E" O1 ^1 h
end;
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. V) z: T% n1 g- c2循环语句
2 a. W; D8 z! i3 j9 u B7 E4 { (1) from <statement sequence1>! j5 P4 x' O9 k4 N6 \* I6 Y
until <condition> loop
7 O" Q# L6 M. b4 f+ P* Q/ o <statement sequence2>;
! v7 n% S% S# ^ i5 S end;
- l6 R+ W* Z7 S5 i, m6 i4 n. z) u (2) while <condition> loop
7 a. Q3 E& t% Y7 u/ Z <statement sequence1>;7 r# k' G$ J! C0 i' n
end;
+ S( |9 m5 i* z9 @* I+ S (3) repeat : {$ v: e; ?! w: D1 T2 B
<statement sequence1>;
0 \ a' N" }& a6 q until <condition>;
: T+ n; N7 X; W& s2 l; r( R (4) for <condition> to <condition> loop4 [+ v) g' @/ b$ a$ }
<statement sequence1>;
+ ^7 y1 y6 z) } V next;
% @, c5 g' ^" i" O3中断语句
, G6 I W' I) H' t) h waituntil <condition> prio <integer expression>;8 X5 p% W- I) w# h0 K' v4 g+ G
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+ a3 U( K1 o% b8 p" {以上为常用的函数！! K( e9 w8 T, ?
还有很多，如有需要我把资料发到你邮箱里
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