|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句+ v( k8 Q: m! E/ F, c" _
if <condition> then# N* A4 V4 e9 Q% B
<statement sequence1>;& Q* \: K" A) b! c" s; S
elseif <condition> then
0 C( w4 R& U& H$ Y4 c5 ?* o3 z <statement sequence2>;
' @$ R6 H2 f0 d% T. l else " O. O# s8 I: R' V* L
<statement sequence3>;
$ Z+ n' Y& E6 A2 J" e8 D1 v) G end;
/ h3 p8 R$ q- o如果分支比较多，用：
1 ^& u4 f, E- b5 z inspect <expression>
+ Q* M5 z4 m- V/ s" S! C when <constant_list> then. ]7 @1 f. X) G9 U
<statement sequence1>;
1 b R/ L# j" y6 `& s when <constant_list> then
) ^# I ~4 Y2 @" n5 n <statement sequence2>;
1 D5 }" H. C6 W4 K# ?: \ ...+ B0 Y1 y1 B$ e
else
- A, U q3 w! @' I/ r! ]" ?2 J4 w <statement sequence3>;
- m/ t t* Z* a% a# ~end;
5 I* _; F' h6 W$ j
' Y/ a# E0 c9 N0 Q* t( P2循环语句
( n- x2 H) I3 N9 s8 ], f+ w1 [ (1) from <statement sequence1>! w& H$ m4 e D( T
until <condition> loop
2 n* D6 T. p( x <statement sequence2>;" n# g4 m- b( G8 ^, c
end;
1 S0 A* c2 i6 J: U1 r2 n (2) while <condition> loop
- |$ Y% O/ q0 r# h: s& F <statement sequence1>;
) @, h- i& Q4 v$ c( V5 ?6 i end;
+ X6 B9 x, L: X3 P. v (3) repeat
5 @3 n3 X. h: M6 w( x <statement sequence1>;
. d9 O- s5 H" x: f- d until <condition>;% e4 j' I5 I# g$ @
(4) for <condition> to <condition> loop h8 ]3 F/ C5 m' H$ @4 U) W
<statement sequence1>;
& |& ?' g3 |" d" j next;
) @! R1 }$ \+ C9 ~3中断语句
8 b2 F: E2 N" M% a; u% o, D8 U) i& w waituntil <condition> prio <integer expression>;$ `6 ?$ C$ \0 o- I& I
7 `/ W0 o6 S5 U) D2 t
2 ^& Y8 ^/ t v以上为常用的函数！
' x! b& U3 J" r3 B还有很多，如有需要我把资料发到你邮箱里 z0 _- Z6 l- b
* p9 [9 Z( u% |, v
6 R/ K4 g' L- ~* ^' |
1 a; k' B6 T4 k3 Q' n
0 n3 \+ s9 Q# l
8 D5 p3 D: r$ h1 c5 u" i$ b ?- E; H+ R* M! u3 f
: I9 I2 E0 q: W9 p, E) o0 p
6 k4 H3 c( w. K; R, o
3 N1 W- z* W9 G- g. d
7 g6 E6 H& M0 ^6 x+ [ |
|
[复制链接]
