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发表于 2012-11-13 08:48:12
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1判断语句
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<statement sequence1>;! F& i( p" {! R7 e( p8 Z
elseif <condition> then
" M! W& d7 c8 x3 ~' }! h$ Q <statement sequence2>;
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9 J1 X$ t1 n- k( q9 o( o <statement sequence3>;3 t% a: @+ P2 H# {
end;# X5 J: v! [8 g# I
如果分支比较多，用：
1 ~% {2 U( e7 T& L N inspect <expression>* R3 e5 W* Q! T; g( P: N1 e4 Z
when <constant_list> then5 ^# R; v. V1 f
<statement sequence1>;* f0 A8 O S. A0 I9 e, p
when <constant_list> then/ b9 @- ] W0 G" ^0 Y2 ]" o
<statement sequence2>;+ p7 H3 T- C8 G% Y, m" x# J
...
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0 S0 c6 \& a$ d+ r; F: ]! x8 `' u1 D <statement sequence3>;" U! r5 `2 [7 D/ s! c2 a6 z+ _: a. ~
end;# p7 K' Q0 j; l( |
0 ^. d/ U- f2 ?4 O* n. T( f% ~# o1 p2循环语句
2 R+ \/ L6 B9 d" [6 K; L2 m+ V (1) from <statement sequence1>
! U' V: L2 d1 O# n until <condition> loop+ n* ^' f; Q v
<statement sequence2>;* ~2 q1 S% U5 j3 D3 t
end;
2 i- C/ V3 p% b7 u: _" L3 U (2) while <condition> loop
3 {. ^5 O% r9 V7 @ <statement sequence1>;
8 p; ] M" }! j* b( r2 z8 v* E+ k end;: B* c- v. A1 i, _! j
(3) repeat
0 ?3 L0 M$ I- U9 {3 l: A; K <statement sequence1>;
2 ], Y' {5 v4 r. K' X* I d; T until <condition>;
! ~% i9 Q/ c2 m' Z0 M3 z R (4) for <condition> to <condition> loop3 N( p# X- y4 m+ Z( s
<statement sequence1>;
% v1 ^5 I0 o6 K, d& {" l next;4 D3 l) q2 X, k9 W! Z/ a. `1 L
3中断语句/ z+ Q7 k, C0 T
waituntil <condition> prio <integer expression>;* K/ W4 m4 v; V+ d, ^9 O& d
: b5 L$ r# }0 M. u. e/ F
! Y1 H0 f' [& L* \3 c |+ D: R以上为常用的函数！
" v/ X( ~ b$ p8 Y" s8 F还有很多，如有需要我把资料发到你邮箱里
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