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发表于 2012-11-13 08:48:12
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1判断语句) A1 y' i; `% |6 q3 a9 V; `
if <condition> then
2 q* x1 B/ h; ], t5 [ <statement sequence1>;) N, _9 V5 ` S5 c/ W$ n% B, X
elseif <condition> then
+ B: n8 ^1 {& e; H+ C <statement sequence2>;
, Z0 }# q9 Y8 K- U+ D$ g$ W else 7 w, Y8 N( D" j: X r
<statement sequence3>;
' \$ z" w% r4 b- Z7 P; } end;
0 `) ?$ O6 M. `* `' H" t$ m ]如果分支比较多，用：# @. l H% W- u+ X& M7 _! ^9 T
inspect <expression>8 U8 s: x k) o0 [+ q) ?% h: j& D+ Z
when <constant_list> then
4 v' k) h8 ~9 Q9 n) V <statement sequence1>;2 s+ @' s4 s7 v& k3 }
when <constant_list> then7 `8 `( I7 }' |1 T. M
<statement sequence2>;/ r+ \6 ^5 B$ |. b
...6 J$ F' P; R) I$ E% `: ~
else+ @; q2 D3 n# ~5 Z! X0 J$ x
<statement sequence3>;
/ k+ e( G2 i, A8 b, Jend;8 X+ O, ?# }0 [: H9 m
+ n/ O1 U( g- k, \; r
2循环语句* g9 @# ` P% {# b8 {
(1) from <statement sequence1>% ~! f6 e- _" l9 L. g+ {* h
until <condition> loop
; d0 z: D. Z! T% a; j p% d, [. P( d1 U <statement sequence2>;
8 i0 V0 i/ t3 ?: j. [3 | end;7 e4 }' V% i z! B
(2) while <condition> loop
) ?+ h+ U" P6 c, ^, s* o <statement sequence1>;$ U& A' b% x; x5 o, C5 Z7 [! y# ~! @
end;
+ H8 |9 t0 D4 Q" [2 } (3) repeat
/ B3 D' N# @5 ? <statement sequence1>;
( v* b8 g+ i6 G- y! ?& \ until <condition>;" J, d8 q. ~$ M. b. i
(4) for <condition> to <condition> loop
- |7 I' P" b8 p+ j <statement sequence1>;
5 M7 I( \ ~! J5 n9 }! A next;$ {! t% G. \1 x, B
3中断语句; H1 x" i. D% ~% q! u: z: x
waituntil <condition> prio <integer expression>;) U( v+ L4 G5 w
7 c1 w9 I5 ?- O4 ~. f- w, G6 a6 V6 j
以上为常用的函数！ O. c, l) V+ n# b, W
还有很多，如有需要我把资料发到你邮箱里
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