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发表于 2012-11-13 08:48:12
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1判断语句, [3 D; W$ r* h' Q$ d6 b0 z
if <condition> then
& Y @: [, Q* }# |0 u <statement sequence1>;$ |- {/ ~9 S, X5 L. Z9 f1 ]5 T
elseif <condition> then3 \ x- u q3 p# R8 g
<statement sequence2>;
4 V& j/ @: K1 v else
3 ~9 O- Q- @" R <statement sequence3>;
' Y' k" x0 t/ `/ d* c end;
6 X4 t! ]; Z" J3 _2 G7 T" T0 A. |; p如果分支比较多，用：+ U" R1 G: E& T7 m. g4 _( {" L
inspect <expression>+ \. E" J7 f) d
when <constant_list> then1 R E. M4 Q- ?! }
<statement sequence1>;
# u: S' j$ q7 ~. K0 o' G4 O: L when <constant_list> then
1 f" U, p0 W k$ W3 T8 t7 ]- ^% a <statement sequence2>;
5 Q6 Z! O7 E! N2 K* e, |( R4 U ...
, C7 H) \. |2 ? w3 g, z else
. M @' P' j# s7 h& Z+ r <statement sequence3>;
$ q5 i$ [- J; _1 Z; cend;3 w+ r( D) U" V8 Y- s
: F% t) f5 H' L, Z" F- S) V2循环语句2 Y' H5 x0 o5 I( x- G
(1) from <statement sequence1>
7 }5 g- r" J1 ]+ m# B until <condition> loop! ?7 {+ h& q4 O. j
<statement sequence2>;! O( d; [ r* d
end;3 ] d! q( f! G: f6 d$ V% Y5 y
(2) while <condition> loop* A& V# O* ~/ h: h1 _8 M
<statement sequence1>;% A5 |. P8 G9 {- D
end;
) L* \2 j( X8 D$ [0 U: q! x (3) repeat ; w9 H. E# u$ x3 X' o! G+ \
<statement sequence1>;4 N- G! d" Y d, }
until <condition>;% h& `! D5 l' j; \& \% a$ ]
(4) for <condition> to <condition> loop9 C, Q2 w6 _- K% b H3 U8 {
<statement sequence1>;
0 } \2 k# y1 S. V( N next;: X/ f5 e$ i( s/ H; e3 m* N
3中断语句6 C. I0 \: x! N3 Y( u
waituntil <condition> prio <integer expression>;
8 |& G) E# @- \" }! E1 q7 q
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8 I8 R' f& Q% F/ F以上为常用的函数！
7 Q; A! Z D+ M" q: c% y; ]& D还有很多，如有需要我把资料发到你邮箱里
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