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发表于 2012-11-13 08:48:12
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1判断语句' D, E) n5 f; c7 M( P$ f
if <condition> then
4 A9 y+ b0 ~/ `& l <statement sequence1>;
/ D; @, e3 _" _* Q2 _ elseif <condition> then
4 {% U# f5 g; r) P1 M+ { <statement sequence2>;# o& W3 ]# j- g+ J7 t$ V
else
+ \* x& a- Q( h% B# D <statement sequence3>;3 O) ]1 ^- o9 x2 X9 h
end;" p- R" h1 Q* g
如果分支比较多，用：; P$ c/ M4 A4 m) E- d
inspect <expression>
j4 t5 j5 {5 J( v$ V7 u U when <constant_list> then& q3 A4 Z6 {8 Q6 ^1 w
<statement sequence1>;/ j8 `3 T u3 g# o
when <constant_list> then
8 P3 i/ X( o4 [- m <statement sequence2>;. f6 G" x) V! b8 \
...
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<statement sequence3>;
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( {0 _4 g1 m ]5 f$ |$ _2循环语句5 c1 x9 N) [/ L+ W- M0 T% K* s
(1) from <statement sequence1># f- r7 J$ x e) l
until <condition> loop
5 x; @# N; j( \! [ <statement sequence2>;
+ K& f+ @: Y7 s o# P5 K6 B end;
) U1 ]' b$ I. _, d (2) while <condition> loop
, G/ u# b6 s. G ` b) m- P <statement sequence1>;
; g8 n: y/ f- |. u) F q end;
, L* u5 d- B7 B; j8 t: \: ^6 u (3) repeat 3 e4 K9 l9 g/ ?
<statement sequence1>;0 A( k7 v; t" |% V2 d$ I
until <condition>;
5 u- r5 g* P( o: i7 j; U! `* C (4) for <condition> to <condition> loop
7 R1 D! L/ j5 @6 y <statement sequence1>;+ \/ E; X0 v7 b& x! J
next;
z$ d, v" z, ~: e% U3中断语句4 F e" D/ q0 B; r7 A8 g7 C: B
waituntil <condition> prio <integer expression>;1 `; H9 q, f# z% }; |
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以上为常用的函数！
: o' x; o8 a9 p4 `3 N还有很多，如有需要我把资料发到你邮箱里 . {2 D3 t& R* P) s
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