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发表于 2012-11-13 08:48:12
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1判断语句0 E' u1 i) i6 ]& r$ g
if <condition> then7 D8 @( ]1 a3 e6 h
<statement sequence1>;
* Z2 k6 C& E6 D0 \2 A elseif <condition> then
& R3 n( n+ }3 T6 R4 i T <statement sequence2>;
6 v+ O& I$ Y: _+ Q7 _ else
& @1 X( H5 m. b z, C! C& ?0 b <statement sequence3>;
2 s& A/ B$ C. I" P- W: N end; }9 r. c. L& a" v4 F* C. |7 Q! ]
如果分支比较多，用：
- E A4 v/ k3 N2 L9 i9 J inspect <expression>+ Y$ d; _$ v" q. \
when <constant_list> then6 W l$ J+ S* t8 v9 @
<statement sequence1>;
6 s3 M0 r! k1 c when <constant_list> then/ }2 I5 S1 x, V/ f* h2 q9 i% r8 P$ Q' l
<statement sequence2>;
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else
3 @, a: X0 P$ `- _1 |* S$ C. [ <statement sequence3>;$ r I6 q6 f8 o& g
end;
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2循环语句 G9 ^9 |$ x& l- S; L
(1) from <statement sequence1>" m3 k/ o5 ~# |, k
until <condition> loop% }) p3 z5 U" B8 N" t2 u" l
<statement sequence2>;
7 R5 r) [/ [6 x6 N% {! o end;; K& Z( F7 F% \1 h
(2) while <condition> loop' C6 J2 h3 |1 ^! H: k/ d* D
<statement sequence1>;) T; o& x, e* N* [
end;: m/ X; q& b3 [1 ?0 b
(3) repeat
3 p. R8 [% |8 \ <statement sequence1>;& ?* `2 q6 c3 p# A' O
until <condition>;
3 ?& n, Y/ V0 G' z* @- r" m) Y (4) for <condition> to <condition> loop
& L7 Z @9 S) N; p7 h! x- C [ <statement sequence1>;, R; s2 J$ p# h1 R
next;
4 O2 b2 \2 s; J3中断语句$ n: Q2 c7 L4 f5 k8 v' Y/ t8 [% X
waituntil <condition> prio <integer expression>;; D# W0 b& c' Z8 G) L6 P
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; i/ u- Y/ d' O; u ^8 B以上为常用的函数！
4 O) J' f3 Z. G: a. P; }还有很多，如有需要我把资料发到你邮箱里
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