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发表于 2012-11-13 08:48:12
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显示全部楼层
1判断语句
5 d8 M& b9 B8 n, ]% A8 U if <condition> then
2 Q# @' p3 \$ f( `; E( f6 v/ V: d <statement sequence1>;; N, w; d# ~9 P# y! f2 R# G
elseif <condition> then
# n$ p( @/ A- Q7 g- N9 ?$ O, s <statement sequence2>;
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<statement sequence3>;
. D( ~7 w S$ l1 P+ ~3 C0 b8 f3 f2 | end;
4 A+ D! J, ~7 k( C! p, E5 ~如果分支比较多，用：) ~3 Z) ~( ?" o4 T
inspect <expression>( Y0 s& p8 A" j& Q# u) q
when <constant_list> then
. i* S. b- G6 _! }5 C( E8 C, { <statement sequence1>;
; D, C" r$ n# C2 \- U2 @ when <constant_list> then
7 `5 A7 Y) B+ M! L- ]8 ? <statement sequence2>;
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else! O# r, b% Y) V3 k, V) z
<statement sequence3>;4 {2 I! y: q3 z
end;9 F7 S/ V9 S) L" I# j- G
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2循环语句
1 J/ f/ p7 `+ @1 Z0 n; C (1) from <statement sequence1>
{* f+ X# |) ]# B0 h7 X until <condition> loop; l6 E! B% k* T9 l. |' D
<statement sequence2>;3 f' V( T6 R4 v1 u& y# Y9 _
end;0 g0 l( X: U$ L1 Z( [% |6 j! i
(2) while <condition> loop, g; ^; X6 G# T- F4 R7 d' K
<statement sequence1>;$ @& k, {4 T; J: W/ W4 ^5 l
end;; @& n ^" M; J$ y* ], _
(3) repeat / ?, m: p: A" P8 x
<statement sequence1>;
* z ~' a" s3 u \2 [7 O1 G2 n2 ] until <condition>;$ f [: b9 d5 @/ [* `; K1 ~
(4) for <condition> to <condition> loop/ r3 W8 U7 |5 w( |7 Z
<statement sequence1>;. S" _$ t- w, I0 r
next;8 @3 `2 u* o) t2 _9 X% _ U
3中断语句8 a/ Y) S& p6 ]7 N
waituntil <condition> prio <integer expression>;7 ~8 D* T( T0 l1 t/ M3 K# v' I. i
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9 P0 |7 k# `3 x以上为常用的函数！; `7 e. Q8 I' p! N7 o8 q3 {) w0 K
还有很多，如有需要我把资料发到你邮箱里
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