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发表于 2012-11-13 08:48:12
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1判断语句
$ l. I$ v1 Z5 }2 `/ q+ ]9 ]+ ` if <condition> then
; @5 q3 w7 ?8 j! n, R+ m$ h1 P1 \3 D <statement sequence1>;- l8 _+ M: H' i) V# a9 p) m
elseif <condition> then0 l! E% m: s2 M2 f) P: D
<statement sequence2>;# x4 A; I3 o5 T# {
else
$ v, O8 x# I+ N" t <statement sequence3>;* G( H o/ F2 r8 M- d
end;
( i3 \# U- x* o如果分支比较多，用： K# u% ~, ^- N4 i' N# G0 v/ E( p5 t
inspect <expression>; \; Q/ k! M/ Q8 l6 ^3 a6 A
when <constant_list> then' ?+ d8 w2 C1 A4 o9 U
<statement sequence1>;
( o$ w+ i. A9 S h6 D; ^ when <constant_list> then; t) w& s3 {/ Z+ L9 _! ]
<statement sequence2>;3 \( w# u+ |, C) D+ }" r1 h; }" j
...+ G. \( O# j0 o. l
else
% R4 K8 l; @. m3 |. x( _# T; w4 u; e <statement sequence3>;: ^5 g' \+ ?, a- P1 Z' {
end;( y' }6 \& `3 e" p1 h' ]
2 B# m3 g3 N8 n, z. l9 d2循环语句
( p8 _6 O) O& d; ^$ e (1) from <statement sequence1>: o) m/ z2 U6 u. n
until <condition> loop0 P" h# V! c$ [ {% N
<statement sequence2>;: w" G# s# ~, e* Y- Q* o
end;! t$ J; }: {* D% x# c1 F
(2) while <condition> loop! K. Q. C' U+ s# |6 T7 r
<statement sequence1>;7 ^5 m5 i( h2 z& y: T. I* m' G
end;& |, p) J- p5 T, z
(3) repeat
) {. K% T' W3 |" v5 D# T <statement sequence1>;' H& B8 y: t) |
until <condition>;3 f- `( i, w0 c7 a
(4) for <condition> to <condition> loop
( Y& p$ w' p% ~ <statement sequence1>;3 j s$ D! `- T# |% E7 w! P. W
next;' d5 Z$ q( y" h3 `/ H+ l
3中断语句7 a4 |7 n U( x, _% j: s r' Z
waituntil <condition> prio <integer expression>;/ p! A) m8 E- n2 D8 L3 U
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以上为常用的函数！, {$ ], V3 W/ V+ l# X: r( U2 r
还有很多，如有需要我把资料发到你邮箱里
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