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发表于 2012-11-13 08:48:12
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1判断语句# n" u% M* w1 r- ?
if <condition> then9 Q( ?* F) K0 I
<statement sequence1>;$ [& s5 C! N7 d; W+ n
elseif <condition> then
$ x6 B$ X0 k0 \ U) Z% _+ r <statement sequence2>;) Z( b' G( p- o) U
else 4 s/ s; ]; U+ C' p# ?- s, _6 u
<statement sequence3>;
3 c S [2 \9 ]0 ]* {3 ] end;
* Q/ q3 f3 ?, V4 I! u如果分支比较多，用：$ f1 q9 b! m$ |, D- U
inspect <expression>5 s" L+ a5 X# r/ n/ K, ?; p
when <constant_list> then
* {5 X( ?) r T( D+ t7 q9 R <statement sequence1>;8 Y \; K# {! T8 g7 A6 c
when <constant_list> then
6 i, I' Z3 I2 ]0 y <statement sequence2>;( k) W8 m. Y0 P4 j3 J* _' Z. x# z
...
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<statement sequence3>;
6 E% B8 q) D* J$ W# S9 o( Fend;* E1 E, i5 p, q( n/ b+ ?# x3 ^
^! \2 S; o2 s; p3 n2循环语句
3 _- B1 W K3 s! s, m (1) from <statement sequence1>
6 p5 r2 K: y' {& { until <condition> loop
( z- B* l3 M) I4 U: M6 ~ <statement sequence2>;4 U" {, w8 Z+ ^
end;
0 t; \3 y! I% [! R) X+ | (2) while <condition> loop
; |3 ^0 f$ d3 M- N8 B, K <statement sequence1>;
0 Y' E) ^; u7 c' M* S end;7 i6 b# t7 I- ]$ A- m* w! M
(3) repeat / { J3 _. A. C7 C
<statement sequence1>;, M4 {5 P4 ?: S
until <condition>;
0 b$ |$ x+ L$ u2 @+ c' R (4) for <condition> to <condition> loop1 U7 ]/ m3 D5 i" L* O* v3 ?
<statement sequence1>;
1 ~% S8 O0 U/ b$ i# L7 D: h, _3 t& I next;; `* D) B1 M0 }* p4 B% j
3中断语句" _; g N7 [+ b' A/ {- {* u3 s
waituntil <condition> prio <integer expression>;, e8 H& S4 b1 V2 s. S# K0 Q
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以上为常用的函数！
' R) ?. K9 S1 g p还有很多，如有需要我把资料发到你邮箱里
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