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发表于 2012-11-13 08:48:12
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显示全部楼层
1判断语句
# b. [$ `4 H+ S if <condition> then5 E+ k5 y( x8 v" C
<statement sequence1>;! t9 t% e O; Y% }+ ]3 r! b
elseif <condition> then, N d4 F4 X# L7 ^ l
<statement sequence2>;
; |3 W) h$ b7 h; W7 e2 a else 2 B$ l* f8 ?4 x/ ^7 p9 b
<statement sequence3>;
3 y& z/ C, t" B9 @" j end;
+ i- j: r# m. S3 W3 ~- ^% [9 L如果分支比较多，用：& _3 B# e: \+ Y' |& P
inspect <expression>
- G+ L, Y" ~. h4 o when <constant_list> then
; C! L1 } C9 R1 z D) K <statement sequence1>;2 E' ^3 l* A& V& J$ ]0 K0 T
when <constant_list> then- M# K4 J4 l, I; z8 S. C1 i( e
<statement sequence2>;
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else
* P3 o7 |4 J' s; n0 R8 X <statement sequence3>;1 D8 S- ~8 ~* l$ l8 o# J
end;
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2循环语句
) Y+ a% z1 ]* d1 e' `/ ^ (1) from <statement sequence1>
Y' S: M6 @) x: H' j until <condition> loop; a( p0 |$ @ t- p. r% g A
<statement sequence2>;4 G: M1 X5 c) n0 z( R& P1 X
end;' D9 o/ \; f9 D8 k8 ?$ R* T
(2) while <condition> loop
7 R7 H p. s) j& u1 ]+ K3 w <statement sequence1>;/ ~2 a* B$ u+ j/ m- I
end;$ J7 S0 k/ b# a+ D
(3) repeat
8 Y/ y& n, a: w: E1 I. Q <statement sequence1>;
5 J$ G# N. F" N: R% b until <condition>;
: G3 R0 U) w4 n# d; e% H; e (4) for <condition> to <condition> loop
. |, `# R! e6 V- J <statement sequence1>;: }1 Q5 i. v, h# J) Q: f' j& r1 V
next;
$ f4 y7 _1 q- _3中断语句
# j0 K! `( e# E4 G5 w waituntil <condition> prio <integer expression>;" }$ k; U+ f% P2 d8 L$ D) o/ w
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以上为常用的函数！
" k; V7 R; I' d# Y0 J: y' Q还有很多，如有需要我把资料发到你邮箱里
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