|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
) w* H+ r2 w8 v2 A* } if <condition> then5 A4 i) U$ W8 Z
<statement sequence1>;
9 s4 x2 R" i' B elseif <condition> then
/ r) J6 r+ K2 y" j/ U <statement sequence2>;
# w7 W; J9 P& e3 W" ~ else . o, E1 f2 ^8 x8 y0 w3 Z
<statement sequence3>;
- C1 ?4 G. _* \3 k end;
5 J# h K/ ?! l+ g( `7 M如果分支比较多，用：: O" {5 E ]& D5 q
inspect <expression>
0 h9 h4 p, e: `, _ when <constant_list> then$ W* ^9 C; {" C/ `0 C+ s1 k
<statement sequence1>;. F8 ^' J8 h3 p6 Y6 q0 `+ H, b- z: y8 j
when <constant_list> then
0 m! h- R# j) P! s) L <statement sequence2>;! D) C( a1 b% `* r
...- x2 q! o% D% t2 V
else
2 f, N% Z9 b3 ^0 @ <statement sequence3>;! \+ Z/ F( Z9 N' B
end;
. u( ^# M- g4 Y- F+ q/ Y% Q1 j; E3 ]* x8 x7 _
2循环语句2 D7 T& C% x! E n
(1) from <statement sequence1>. H' b5 D6 R7 x/ D' C
until <condition> loop
5 ^+ X/ M, i8 V5 {% Q <statement sequence2>;5 y& D9 P6 ?, T% A2 |+ k3 h8 R( P
end;
9 e! i/ F& C0 Y( f K# l8 }- D; n" L (2) while <condition> loop: ?; ?6 L$ _. N9 a
<statement sequence1>;8 z& @+ p9 p* t2 C' Y$ ~
end; g9 d! [) t9 h9 Z1 a3 ]" m* x: ]
(3) repeat 0 S/ y/ ~9 N! C' d e( u0 s+ f
<statement sequence1>;! @0 ]( i U6 V9 h( i
until <condition>;
, w2 j( |8 b' i8 n) p! L (4) for <condition> to <condition> loop9 Y+ }' n! g+ X: m$ i7 q& T
<statement sequence1>;& F" U+ q( P; x: \$ Y# c y
next;
1 g2 }+ f. _$ l- L3 C7 a A3中断语句
2 J$ \: s0 y3 a F/ z+ O waituntil <condition> prio <integer expression>;
" {. l% j" W' T9 U
2 h |) E6 f1 d U8 e$ e8 `2 p$ E+ V' j9 R& I
以上为常用的函数！
9 C: D2 X! Q: K9 b2 ^$ a' z还有很多，如有需要我把资料发到你邮箱里
/ K y1 N% ^7 d/ C( z& ?7 W. y W9 `# }/ p+ o
5 O3 x \6 l/ r3 w8 j2 `5 J; N
' ], M/ Q* K( P8 z* v: A+ [' s
' N# C4 e1 M( ^. J0 B) E4 m) @6 U# _- M" Z* j+ j' c$ j' N" f) h6 n
( T' R* J5 b& F% V6 k# [
! y m5 f) A! h4 @
6 g6 R0 }! d- j
( ~0 n* q. l m
# D" v1 w$ @- y, j$ p2 w/ z |
|
[复制链接]
