|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
7 I$ }% G; H8 ] a6 `6 `7 y if <condition> then
2 s, f. Q+ `8 M5 ^) v& b1 C) M5 Q: V <statement sequence1>;
0 B6 x1 C! J+ t, x elseif <condition> then4 P" z4 ?) A) G h
<statement sequence2>;% ^3 p8 T. K4 s) q
else
% B7 d B" `( |7 P8 o <statement sequence3>;9 |4 T# e6 x* E, g, b R" R5 [+ J
end;
$ y+ {" v! y! y |( w- e如果分支比较多，用：0 m) u$ t Q9 ?; I, [& u1 w
inspect <expression>
K7 t* z5 g8 h# D( }1 B3 r) }3 o. n when <constant_list> then3 n) Q( O) D0 Z& m: Q0 w$ |# Y5 @
<statement sequence1>;
: k! |3 M" t( I i% V2 l0 u when <constant_list> then7 e5 X$ z# i# B: c" R
<statement sequence2>;
; t- ~( d! \5 V7 p4 w ...
- I) s# i( i* o7 i) c3 J else6 U9 F( s' ~" r# m! J
<statement sequence3>;8 C$ T! y8 Z6 w5 p
end;
: b8 ]1 P% |( S$ x6 _0 w
- [! u$ Y* o h/ i2循环语句
?- r% v# x8 Y. v (1) from <statement sequence1>
5 `; [: B4 x1 M/ V4 B until <condition> loop
8 J7 Z. L* o }( i <statement sequence2>;
9 P7 D6 N1 U3 p, j$ i- H$ C8 o9 z! | end;5 l# U" C! P; q4 A+ O
(2) while <condition> loop. ]% {! O' d0 ~: T0 |4 e* f
<statement sequence1>;; O$ z, H; ]) i) ?5 r) o3 W
end;& o2 o# a; I2 {. A( d! Y, r
(3) repeat
% _- y% a5 R. {& E, Q <statement sequence1>;
- r0 z) b+ h+ z1 @ until <condition>;
" S5 z/ T' l+ ? (4) for <condition> to <condition> loop
; D3 b/ K( t5 _# V <statement sequence1>; ?/ C% y5 j ~9 w. W4 C$ `
next;" v1 M J% k6 y
3中断语句
6 F8 k8 p6 ?% r) N$ R) T' l7 D2 G waituntil <condition> prio <integer expression>;
& l8 ]4 d7 | W7 O) g4 _
& A. M% y: W( M/ v) p0 I, g' o- ~3 ^0 ]/ N/ p: J$ T
以上为常用的函数！8 J$ J5 e* k7 q, e/ F
还有很多，如有需要我把资料发到你邮箱里
8 A b6 U9 c" c2 J4 I" H; j1 M( Z* C9 x3 b7 [) ~( e
; ^) \/ `" E( O" y
# G! r* O& Q9 j1 X/ [. V9 P/ z( \9 S
; ?9 C7 `" V$ Y$ E
% T+ p" U; x% g: X/ G2 _1 J% J; g1 A
) c- |6 z$ \ L) W: ]
1 d- k u% G# S# r+ Y
# _+ v5 T) R I1 } ' b: Q2 E6 } r6 ^2 D. N
|
|
[复制链接]
