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发表于 2012-11-13 08:48:12
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1判断语句; C: v" R! h0 B1 d
if <condition> then9 M$ B4 _ C1 x9 L! i
<statement sequence1>;' p# X- |3 V8 X! U( j$ D
elseif <condition> then2 v- j& W! V8 ^' X
<statement sequence2>;$ P& ~0 q& x7 n
else $ v0 g. [3 B: \5 N2 M
<statement sequence3>;1 i: C: s) N$ d- z+ F
end;3 y' E, z# m' |9 X! ~; k8 D
如果分支比较多，用：8 u9 x& @% A: {2 x
inspect <expression>
8 K+ O) [) y, ~6 i1 G7 H3 j" t1 z1 @ when <constant_list> then
2 I. w A6 ~' e <statement sequence1>;
5 `7 \$ C6 j+ q when <constant_list> then+ e/ N7 o" C& ^ G7 e ~; y
<statement sequence2>;
* d; g/ L) s4 G) f& L ...
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<statement sequence3>;
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1 c7 r) ^3 s: z8 O2循环语句
- ]% B( D' r$ ` D- h. B. K (1) from <statement sequence1># c% Q3 K! u) t$ k0 C/ M. L
until <condition> loop( I) D& G$ Q- }; U4 I5 i
<statement sequence2>;
n* j* {0 u' [9 \ ~) ~* h2 o end;
; O8 y0 Y6 {' j- { (2) while <condition> loop+ A! {7 d1 m1 ^6 A& d! N
<statement sequence1>;
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(3) repeat
! l. \% s4 ~. D7 ^ <statement sequence1>;# e N. _9 @- _& D5 p+ i
until <condition>;
1 B2 E) k( U. `3 q (4) for <condition> to <condition> loop
) n" k4 {- S$ w; M" Y/ x <statement sequence1>;) `1 W" k" g. D: J u2 N/ Z7 {) Z' R
next;
' G; M; n- z7 B( R0 q6 T( q. A3中断语句
1 z* z# A1 h- U5 q+ F waituntil <condition> prio <integer expression>;
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" I: w, }2 a0 ~! u% @以上为常用的函数！+ E3 [+ p. q& I# ~
还有很多，如有需要我把资料发到你邮箱里
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