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发表于 2012-11-13 08:48:12
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1判断语句
w) i" ~9 a6 ?6 O) } if <condition> then
Z+ z! R& J( L% Y1 m1 h8 ^$ H5 Y <statement sequence1>;7 o4 {+ z! F& z5 y
elseif <condition> then
, P- l# p6 |( U* L, h: N1 U <statement sequence2>;( _, x- J- ~' z# c0 j& m' I
else
6 P& ]# e# R( y; A- T' {* t <statement sequence3>;4 S" ~& l2 e% D( G) q
end;: a/ I9 G& l @0 X" y& T5 i
如果分支比较多，用：+ t, G6 n ^% g$ |. ]' ?8 K
inspect <expression>, _/ d# B% P, c% D7 J! C X
when <constant_list> then
! b8 i5 H# W* O6 y& f. O& d: K <statement sequence1>;
/ D/ s2 X0 `! u ]9 j6 ^' q when <constant_list> then& x4 R# M4 S$ O" B. v
<statement sequence2>;- f3 v/ J% y3 x. o8 ^9 o) V
...1 Y- i( j& e7 H9 u% }; z
else) O* f; g9 j7 E1 d) ~- t
<statement sequence3>;
7 |! e# \9 H# d" `1 D$ Pend;) ]* Z4 O* d( V" ~
4 s! Q; J; \ S' K4 Z2循环语句! x: ]. R5 I. H1 r8 r7 n
(1) from <statement sequence1>! y+ w; C1 A+ x
until <condition> loop+ B* v8 G. s& t
<statement sequence2>;
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(2) while <condition> loop
8 t" h) u- g! p0 I+ H <statement sequence1>;
: ^, V9 L) y+ F- D end;9 J% G3 q3 d: X$ r
(3) repeat
# V- E3 J- ?( ]2 N! P4 } <statement sequence1>;' a6 x' D- B" V
until <condition>;
$ O1 _1 Q- U8 q) w1 Q4 M. j% `' ~ (4) for <condition> to <condition> loop5 @9 _) l0 K& \9 o; y0 o
<statement sequence1>;# x0 Z$ ~5 k I9 u) K' x
next;
1 K8 F* X, n6 F& C( _: B( [3中断语句
- k/ z' } Q- N! S" E% m waituntil <condition> prio <integer expression>;/ E- d* w9 h0 O. {. |9 a, i
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以上为常用的函数！5 x, f H$ @& C f. h V
还有很多，如有需要我把资料发到你邮箱里
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