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发表于 2012-11-13 08:48:12
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1判断语句
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<statement sequence1>;; V K+ @0 y9 a
elseif <condition> then
* l9 ]9 E6 C- [4 v <statement sequence2>;
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- c; x8 K. i. j1 M% w <statement sequence3>;
0 [3 A2 v' K. m1 I) u end;
1 W. g& `5 z$ i5 D% r如果分支比较多，用：
! j/ F( k0 K, \8 V! r inspect <expression>
1 ?0 S0 G# `" u6 R4 p2 o9 r when <constant_list> then5 S: \8 {+ d! H9 [7 o" h: r
<statement sequence1>;* _! ^( `+ T$ F; l0 e5 x& t
when <constant_list> then) p6 c. Y. }( z' p
<statement sequence2>;7 C* S% Q. s5 F; W$ G
...
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<statement sequence3>; j! \( H: C; u. Y# z2 w2 |
end;- a7 E% j# ?" Z( {. ?; a- I
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2循环语句8 W& n5 a% j& K- b
(1) from <statement sequence1>; T) ^) }9 y" g( l S8 x( S
until <condition> loop0 @. V3 Y0 G/ g6 y
<statement sequence2>;
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(2) while <condition> loop- O) D& T6 L4 R# f: ~2 a1 s
<statement sequence1>;7 T& P0 h5 }* y8 z+ c6 w$ u
end;
9 K4 D. O5 ^ m( I9 @ (3) repeat " @3 ]0 A' _) }7 F" \
<statement sequence1>;
( C; M6 y2 g! } until <condition>; q, q& _4 M+ S: I& c
(4) for <condition> to <condition> loop
/ Z' S' Z0 A0 T3 J% C# M2 W <statement sequence1>;1 w8 n+ ]6 c @- ]) ]0 e
next;
% g( U7 [- {0 H* ^" m6 K, e3中断语句6 |8 e. M2 I I
waituntil <condition> prio <integer expression>;
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以上为常用的函数！
6 J7 `( T+ h- _5 l还有很多，如有需要我把资料发到你邮箱里
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