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发表于 2012-11-13 08:48:12
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1判断语句
+ @2 A$ H" f7 s" Y) B if <condition> then+ j/ @9 T7 y/ P4 |$ N6 y
<statement sequence1>;: ], X [& V1 n. j) N* Z
elseif <condition> then
- y( B8 B6 t/ k8 \- H5 O <statement sequence2>;
/ F, I: h7 U& f4 ? k, ^! q5 z else 5 `2 @! L* {' @" \6 b! C4 a
<statement sequence3>;
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如果分支比较多，用：7 U4 {3 q1 ]% Z/ ^. q: X
inspect <expression>( G; {- d3 d1 J* |* c5 d
when <constant_list> then4 d0 ]% X6 S3 K3 g. \; H
<statement sequence1>;) n" J) `* m9 q) v! q( N
when <constant_list> then
- p" j# Z' H7 T7 i: V# E/ ` <statement sequence2>;& [2 H: P# v" k2 J+ h7 B+ ^% x
...7 s8 d: v' l, U/ f2 [/ M
else
3 Z* J; ~# O# Q* }# d# W <statement sequence3>;
7 q2 N3 n# I3 B7 v. Jend;
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2循环语句" M) b u7 W' A1 B5 P+ s0 h2 Q% r
(1) from <statement sequence1>
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, J, s/ }- j2 h+ n* K <statement sequence2>;1 r; j: C* h7 v- O0 n
end;
) x- f" {* j% M' F2 _4 n (2) while <condition> loop% Y; n3 p0 o' t; ~* e
<statement sequence1>;
d( f2 L5 x* Q, Y) y5 [ end;
# Z; i( a2 I0 b- \ (3) repeat
- u X! x/ t) C3 X- S4 ] <statement sequence1>;3 ^+ n) h7 |0 R' l
until <condition>;
) O, s* I( E! V; ^9 g: | (4) for <condition> to <condition> loop6 L) m; n) \( D& D
<statement sequence1>;
6 W- G2 v8 ]) |& a; Z next;( b& v. k; l2 T2 r$ l* J. I8 @ C
3中断语句# X0 M6 x7 ~: Q+ T
waituntil <condition> prio <integer expression>;
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+ r( k A# M2 Q f: S以上为常用的函数！
! {0 I' Q, h/ a( {9 o还有很多，如有需要我把资料发到你邮箱里
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