|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句6 J% L$ U& L% I
if <condition> then
; [) V7 m% T* L, Q+ P' { Q <statement sequence1>;: z6 n* U4 f( y
elseif <condition> then) n6 u+ O `3 T. C, y; z7 s% b$ ]( s
<statement sequence2>;
4 T( t# g+ f& j9 g else * j5 D, R4 w0 l
<statement sequence3>;8 k5 ]; b/ m" E' b6 M/ T: D
end;! M! l: e: Y2 I3 z S- C
如果分支比较多,用:
& N5 X( }/ V9 z- N* Q2 J inspect <expression>' B/ P; H6 v9 F* g4 E. x8 B, `
when <constant_list> then* }* L5 P' n% z. e- S2 }; Z. h
<statement sequence1>;2 g0 f" ?4 Y2 r' n9 C3 h% `
when <constant_list> then6 O5 w0 I: J+ b* }: K, M6 B
<statement sequence2>;
; `% }/ I$ C0 n8 m1 N ...
, R" F( v E q else
$ N/ g" _4 o$ Y( R3 T <statement sequence3>;4 M9 J% y0 |# \5 {1 ]- X3 k
end;
9 `$ X9 S8 |' N& O% H$ S" F q2 V9 m; Z
2循环语句" D+ j3 @; h$ r0 F
(1) from <statement sequence1>3 u; S( @8 g+ T( l2 r" h+ r5 s
until <condition> loop: ]3 O' ] t1 |4 Y0 V w
<statement sequence2>;. f* R7 s% Z& c/ m+ q
end;) W. L! P) r3 p8 A% p3 t/ Z
(2) while <condition> loop. G2 x, Q. I5 h+ m
<statement sequence1>;5 W' o% ~* | J9 k x. ~
end;
& a2 x- _# t. m0 R U5 {) K (3) repeat 8 M" e6 V; X# Q
<statement sequence1>;7 u# X9 B3 Z* s8 x/ D; v: f) e
until <condition>;: t) ^; |# T k) b' \2 O# j4 I
(4) for <condition> to <condition> loop2 |+ e+ e4 {/ b, S, s N' h
<statement sequence1>;
. `" R M; @; U+ b) S! B next;# Q0 d) X+ @; ^& \8 x0 x
3中断语句: `* q* R7 X G2 w2 _
waituntil <condition> prio <integer expression>;
; Q, u7 ?4 x8 k9 [% r5 q2 R, r" j) a" [- s- o3 b
* e% [, k; \0 P. ^3 p. X0 U以上为常用的函数!* O! i, e+ l( P! O* b! N) e
还有很多,如有需要我把资料发到你邮箱里 8 d( M' y; v m$ V6 f3 k7 ?
" j7 `8 {7 o4 D6 f; B( n8 k2 }& o
3 ~0 V! W! p. f7 P5 r' l* Y, z. H1 q" W3 q R+ ?/ h( o
& z& i( s! ^+ z0 C# s J" [8 {
# g% @' h! N- y' X7 s' `& s
& `( \+ P) o- Z* R9 h& G0 u7 @- W, O+ k% A
/ d* x, P& Z0 F, x# w7 w
; J5 d4 y7 Q+ g- f7 H
* \7 |# y* y! }! u0 q' ]4 y
|
|