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发表于 2012-11-13 08:48:12
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1判断语句
) y2 G5 }; I! x7 W if <condition> then2 e0 R6 `* D* v7 G' ~
<statement sequence1>;
5 J% C5 e1 w2 h! M( c7 l elseif <condition> then
# T% E' i% U# |# b5 W$ g! F2 b <statement sequence2>;- R. N% E' h4 h
else . w* R3 Q4 ^7 ~
<statement sequence3>;* O0 C5 n& q4 N$ N- W6 L7 k
end;) p" `' p9 P: U8 S! C
如果分支比较多，用：0 b# s1 D/ ~: Q: N
inspect <expression>
6 E0 M% l$ u7 r6 l# m: U( w when <constant_list> then) w9 s7 Y8 r4 x2 k9 \2 _ n Y
<statement sequence1>;
7 V& a( J+ \5 v when <constant_list> then% x4 s% W% z0 ]% M4 T. N j6 B5 f
<statement sequence2>;: a9 y# h! u. A5 x
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else% M3 b) Q5 y* D6 y s+ o/ R
<statement sequence3>;3 M& X# V) c& e$ p) Z9 G8 G- D0 U3 v
end;8 }; H* ^0 j! I6 w/ }
! B2 _' N2 v/ d* P2循环语句0 [* I1 [; o& Q% q P$ K+ _: J
(1) from <statement sequence1>- r$ W- C- Z7 U3 X, s- j
until <condition> loop3 \( n6 \2 b) e, Q& k/ ~# m
<statement sequence2>;
* I* l- R8 u* y/ f& B7 D end;
: I$ I, Y6 j& b J i* j (2) while <condition> loop
; C/ [$ U3 a+ L+ ?* w) l4 Y+ q# t, h <statement sequence1>;
, P9 b4 B7 C" [: q3 ]' V. [ end; _1 X# x4 Q: z: s2 \
(3) repeat
: k p9 A; p6 ?6 p <statement sequence1>;7 A- T1 `2 o3 O5 b
until <condition>;% Z9 m3 [ N7 V! u" V$ _ {
(4) for <condition> to <condition> loop
5 A6 ?- F2 R) r1 S1 ?3 ~6 @( U) W9 M <statement sequence1>;
: M, @9 C# z' G3 p next;5 ]& S7 o+ U4 k. E# w8 k4 }
3中断语句
9 E- O' M8 d0 G waituntil <condition> prio <integer expression>;
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/ t/ O8 j* \$ d2 ]以上为常用的函数！. K% \2 h* F0 A# A: [0 {) R
还有很多，如有需要我把资料发到你邮箱里
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