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发表于 2012-11-13 08:48:12
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1判断语句
8 J4 I: {+ R. V$ c* ^- [ if <condition> then. S0 m, V5 L3 ]# V$ L) C* i ?
<statement sequence1>; l- W |. E2 s/ [8 q9 b
elseif <condition> then
l1 L2 S7 O' S0 _, B5 m <statement sequence2>;
$ h% ]7 B$ `. p3 T5 [, b else
4 `* E) \- S- k g0 b0 ] <statement sequence3>;- P5 r: F) x* r6 ]( w
end;
1 N8 u/ y6 u' [2 s, l X3 s5 B如果分支比较多，用：9 g1 \7 _( M( H& V# T! I& v
inspect <expression>
' S; Y$ d t8 y; ? when <constant_list> then0 Y2 B$ l+ y2 N& I9 o8 I+ F
<statement sequence1>;( M5 a* r! t* Z( O/ h/ M
when <constant_list> then8 q: ] \; k8 I. z, ^+ ?6 L
<statement sequence2>;
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else
1 E9 b* N# q$ E7 f( _5 T; @8 | <statement sequence3>;$ ~8 {& W% n% M
end;1 O! E) S) G$ T7 a
; H; n. a0 r6 l# P' Z2循环语句4 Q( t$ V- N2 B- b$ t: ]9 g
(1) from <statement sequence1>- u$ O0 f6 }( b: h% E
until <condition> loop" k0 w/ A }, B2 _, ~
<statement sequence2>;5 [& P9 h6 y& D' E2 C( W* q
end;& U, W$ f& I! H, E+ F4 c- J' n
(2) while <condition> loop f r3 k& ]$ U, j5 C! Y' T3 @
<statement sequence1>;
- w8 ^5 z% w4 }! l- M end;9 v' {7 g3 D( N$ W
(3) repeat 0 u7 w7 Z+ m* {! q
<statement sequence1>;
; I- q5 A0 N! [/ ]$ U. r7 L3 M until <condition>;1 @% O3 D7 l' N7 }; w/ [
(4) for <condition> to <condition> loop* s: g, H4 c! Y4 N" ~2 [0 l
<statement sequence1>;
: p: J' q5 t- A; l C next;
/ m# q4 Z/ E; @' X. Y. x3中断语句- Z; S% X$ J0 m
waituntil <condition> prio <integer expression>;
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, j) g: `$ b+ {% I% G以上为常用的函数！/ u. q1 m: i4 r" m8 o
还有很多，如有需要我把资料发到你邮箱里
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