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发表于 2012-11-13 08:48:12
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1判断语句
+ k r5 x) i& I, ~7 y Y, g if <condition> then
|% Q* `5 ?7 \8 C <statement sequence1>;
( d3 Q. I+ z% Z# t9 t! `( n elseif <condition> then
- i" h1 A$ I7 C# ~+ _ <statement sequence2>; G" H1 {( J+ D. Y$ w& _' H
else
# I/ Z; P$ Q; M% _/ } <statement sequence3>;2 F0 \+ O4 Z0 p
end;
( b! o8 F% u8 T# @; b) S. f" E1 a$ [如果分支比较多，用：
/ m( W6 ~+ |- d& m# B6 s& B inspect <expression>
7 | X5 a& A. Y( ]$ K when <constant_list> then/ Q; X& W" T! H+ O# P. D) w: Z4 X
<statement sequence1>;
: j+ i, ?; T, k when <constant_list> then, D0 f; ?( c+ }: ~1 D# [- W
<statement sequence2>;
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else
' y' l! { E5 U <statement sequence3>;- U# { t g) O
end;$ o( |; m+ h9 [7 H9 ?; O
~8 I; A8 v l( F! Y: e2 x6 i/ `2循环语句1 |, g4 x7 Z) t; U, d* L( B
(1) from <statement sequence1>/ |4 o* b+ K5 V, u' Y" s
until <condition> loop3 |( q8 ^2 R; D$ K3 I. U
<statement sequence2>;
+ u% c+ Y7 {3 n$ N% q end;( w! @) p9 O) j
(2) while <condition> loop- c# @' x+ D1 F
<statement sequence1>;3 Y& m3 Q. C* {6 R% j5 I
end;9 j8 z' [: l2 R" ]( h( I
(3) repeat " s/ L( ` X- M3 n: X- k% U& \
<statement sequence1>;7 K8 t) }. ?5 h8 u2 |& l, y, e
until <condition>;: g+ |! w* R2 q; b# t* X$ Y) _
(4) for <condition> to <condition> loop; B/ \' [1 F j; o$ y
<statement sequence1>;; f+ A# N) i4 _ \# c" r, O
next;
3 I! W5 V" X0 \6 _9 e3中断语句+ d/ s" \8 J2 J( `1 K) U. {+ i
waituntil <condition> prio <integer expression>;
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: j' L4 I& g X+ O6 B/ C以上为常用的函数！
9 E$ \8 p z* W% M* `. X9 Q$ G还有很多，如有需要我把资料发到你邮箱里 6 U2 X3 t* V( p9 }! G: z5 J
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