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发表于 2012-11-13 08:48:12
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1判断语句$ `7 Q8 `1 I+ X1 G8 D4 X
if <condition> then
5 s) {. M5 V! Q& S8 ?% g <statement sequence1>;8 R3 e0 ]& ^2 E( s! R3 q
elseif <condition> then
6 p- \3 ?* V* }# @8 x% v <statement sequence2>;: @4 c, ~/ F3 r
else
3 T! f7 `! L2 S9 @4 V <statement sequence3>;
" p$ m; b$ I, C. A! U( r& j end;
9 I- s% f0 [! Q! [! w如果分支比较多，用：5 E K7 o+ Q) { M! |
inspect <expression> w0 B) f. L- q( e
when <constant_list> then/ P1 d" C( {* f
<statement sequence1>;
/ z- w5 ^$ g k* R; N/ M. ~ when <constant_list> then. w5 A' u- {4 ~$ J) q
<statement sequence2>;" t- G, F& d* e7 h3 P
...
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<statement sequence3>;* Q) s0 r" i- r# h0 i& p v5 `
end;: h, \) C2 f& `3 m
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2循环语句7 m! q& H$ ~* A# g, r0 x% v
(1) from <statement sequence1>
5 P* m+ W7 H7 p6 Y" t/ V; | until <condition> loop
6 q j7 @9 R* |0 B+ t% W5 _1 R <statement sequence2>;
/ d- f# C4 @$ h. @9 X0 | end;
; G) X+ |2 ^4 g0 z7 K (2) while <condition> loop+ W! u8 p) @* Z' Q/ y( Y' j
<statement sequence1>;6 N3 E+ T( K4 Y1 H3 o
end;
. z# k' I( I' b/ w! m (3) repeat
4 q+ a2 F% Q+ ` <statement sequence1>;6 n5 N$ H) @ F8 [) m, `
until <condition>;
8 R; E* ^* l* f/ V (4) for <condition> to <condition> loop% l: |. C3 v$ s4 F
<statement sequence1>;9 Z d. ^! M, n. R- f: O3 G" Q
next;
8 g3 z$ I x) s1 b6 F, M3中断语句
4 _+ W3 s) d0 d2 s0 m waituntil <condition> prio <integer expression>;% _3 B0 T0 ~% h" W" u- ^: D
7 q7 k' u* i- W' [! v- o7 m) O* V. D/ ~$ l7 v" c! c
以上为常用的函数！& A$ F, J( O( t9 p8 [' l
还有很多，如有需要我把资料发到你邮箱里 / L" q8 N' \2 |& n& v) u/ C
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