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发表于 2012-11-13 08:48:12
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1判断语句
& `0 u( f* z S- f% j if <condition> then j$ d8 C7 [" S4 J
<statement sequence1>;6 a) [( _" i" c1 Y5 |! o; ]9 O& s
elseif <condition> then" g! D( g" \/ [( g+ T
<statement sequence2>; Y' o% `; H8 G0 ^
else
3 g. B; d3 l/ F' d# b' m' J3 N1 K <statement sequence3>;
( @8 w2 V: A6 Q) y ~% S end;
" l S+ L& [9 a2 |9 D如果分支比较多，用：3 C/ t1 Y5 M2 N, z5 r, I+ x, e
inspect <expression>
& Z- ^) L* C2 }3 j" F& p) ^: B) \ when <constant_list> then
2 [( H8 o+ m$ S3 p! t1 O <statement sequence1>;
& s" Y9 Q" c. S+ B8 f( U when <constant_list> then# g8 W; ~2 E F4 g
<statement sequence2>;
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else4 V2 V3 d+ g+ \1 @
<statement sequence3>;
, l& D9 b' G' E- k+ `8 U, cend;
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3 K" V1 D+ z0 y1 b3 t: R2循环语句
9 q( L" t" y" X; N, o6 t4 K, S% } (1) from <statement sequence1>
$ q9 r0 `) e) h; W) ~1 Z" \: v until <condition> loop3 K& `0 U! g0 O, \" N
<statement sequence2>;! g3 n8 U1 |$ Z. {7 c% V
end;
) \: r% w4 a- x2 e7 b; Q" [# r (2) while <condition> loop
# R2 H. }. x" t4 n3 g6 C+ V0 k <statement sequence1>;! h5 t4 R) t, h1 {
end;% G, ~! A: ?( Z4 {
(3) repeat
8 a: \! ~3 q% Q/ I( X; F4 { <statement sequence1>;. h% h6 L$ N+ ~6 p% {' Z
until <condition>;
9 |; R% y, u5 n. \& \& h4 j (4) for <condition> to <condition> loop
7 y( `) }9 z5 |; L <statement sequence1>;
' w/ S2 t7 [6 P" o. [- j next;
" N' [& o# g4 D# v6 E I, v3中断语句- I% _- I. g6 A. y8 ^- @5 x
waituntil <condition> prio <integer expression>;
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& P: g# b! M- G" o5 I以上为常用的函数！
4 _+ _& h! R3 V) ?8 l4 A还有很多，如有需要我把资料发到你邮箱里
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