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发表于 2012-11-13 08:48:12
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1判断语句
& A, o; n+ w8 u7 m' }6 b5 e if <condition> then
8 ~, i8 H& _+ _ <statement sequence1>; U2 n" C; g: w. S
elseif <condition> then7 n! t, Y+ C6 M' |: w( }/ k
<statement sequence2>;/ x2 z W; v( w( p
else
- |2 I0 C) F) b, X <statement sequence3>;/ G6 ^( X2 B, ~ }
end;
8 I5 @, N! g& @) `如果分支比较多，用：+ E2 R! H1 X, ?& O4 z! c
inspect <expression>
. }2 e3 L: V& d! i when <constant_list> then# ] I. u! k- q
<statement sequence1>;' k" I% c Z! g4 c$ E
when <constant_list> then
0 I, Y% j5 d: | <statement sequence2>;9 J. h/ U4 q8 _7 {* N/ G) s% q
...
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<statement sequence3>;$ i/ S# ?9 }* Q5 m5 O& q
end;
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9 h% G5 X) w: z6 l2循环语句3 ~2 U( t2 i) l5 l' V
(1) from <statement sequence1>0 n& v6 ~+ O: F9 z7 g$ g T
until <condition> loop
2 d1 F% W8 U: W" g <statement sequence2>;0 b8 U4 V- u5 R* ?: x/ t$ z, _
end;5 {) p6 }4 x+ w0 J: N0 s
(2) while <condition> loop
6 v W, X' i9 f% x0 U <statement sequence1>;# ~/ Q3 D8 K3 w
end;, X( C" Z6 v% C" f
(3) repeat $ m) y: b# J3 L2 h+ J* K/ I0 h# W7 {
<statement sequence1>;7 o2 ~+ _7 L) Y- x2 K$ i
until <condition>;7 k- l+ M5 Y G2 u
(4) for <condition> to <condition> loop8 n6 x1 L. m& F2 ~ @
<statement sequence1>;9 N( k% Y4 S, ? `2 U
next;4 l& F$ i1 l. w* `" Z9 {
3中断语句& @# ?9 f' @. F- t7 b" k' a
waituntil <condition> prio <integer expression>;0 V) y, ?2 g$ v. k; `+ f1 L
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以上为常用的函数！
% y1 a: g) [5 o* K ]还有很多，如有需要我把资料发到你邮箱里
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