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发表于 2012-11-13 08:48:12
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1判断语句: F/ Z1 Z. |9 Q8 t6 J" {
if <condition> then
& {8 d; D' c$ p. `* O* E <statement sequence1>;
; n' h; w/ }1 q; y2 X elseif <condition> then
" ^: j5 f r! y. z' W <statement sequence2>;: L! M) ^ J; S6 D: f" x; z' R9 x
else
4 K1 T- E z, e/ Q, |# h: Q1 L" d <statement sequence3>;
7 I& S! _- P- M( M' X end;
8 ]2 U! J! [6 d" }如果分支比较多，用：* F6 R) Q6 z: `* d: R: A
inspect <expression>
' k7 n0 n+ Y1 j when <constant_list> then# m& d @6 l6 D# P
<statement sequence1>; E$ ~* Q& ?2 x# b- q# L
when <constant_list> then
/ Q) I9 F$ f0 K% E z/ N, W <statement sequence2>;& i( f* @, `, i4 \$ m% i, v
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else
9 c. h6 e' p* L) M1 ] <statement sequence3>;
8 G6 v* r) x- W$ Z5 l/ Q3 Y) y4 \end;0 Z6 Z$ {9 n4 ~% `$ K5 [! V. Q M
1 z2 y6 `0 r% a
2循环语句5 H- i! z: y# @0 N# |( ^# P
(1) from <statement sequence1>
' X: } W+ ?1 \7 A% `2 J# n" K until <condition> loop5 L( g4 X) v9 _* V. t/ H/ F
<statement sequence2>;& W/ z" h6 ^7 i1 D
end;
x! a6 u% W! m' X. s% b (2) while <condition> loop
) o) D- w0 o* M$ R <statement sequence1>;
* T f) R8 q% L0 ^, y, c end;
' l4 U6 F1 i! a: r (3) repeat 0 v, W# P% _# R# b4 b
<statement sequence1>;& j8 C R$ E' V$ P, T& H& m
until <condition>;
. w& ~0 p; }( g4 v$ g (4) for <condition> to <condition> loop1 J, x; u$ Y- b, j& t
<statement sequence1>;
' U0 h5 r- l2 n& {( n) }) n next;
+ l: W/ h7 I+ F# f# g& g V( v3 G3中断语句 S( w& u1 U( Q% k6 k
waituntil <condition> prio <integer expression>;
, k' o6 O' x! m" h& K4 \; I; A) x! N( @
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以上为常用的函数！; b" J% T; {" p7 \6 `
还有很多，如有需要我把资料发到你邮箱里
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