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发表于 2012-11-13 08:48:12
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1判断语句
3 C, u' E* O4 v3 x1 Q. h% T" } if <condition> then
R5 x1 c S/ S <statement sequence1>;- i1 B- A5 y! U9 u8 B
elseif <condition> then4 z, l1 U8 E4 m
<statement sequence2>;
, J) |6 E8 P; Y% K else
! S9 [' N, c5 o <statement sequence3>;9 B0 |& z( t" F5 J- r
end;) d/ l$ K( I, O& ~) Y! k
如果分支比较多，用：& k0 Y. U" l1 H2 w
inspect <expression>% U7 A! S* B3 d& ]$ ]
when <constant_list> then1 K! w$ r X0 R+ [" u8 t
<statement sequence1>;; S& Z) e; y ~; D$ X& C
when <constant_list> then0 R; I/ j# ^/ W( g
<statement sequence2>;
" H" y8 ]3 h- r/ P3 o ...
$ B* m2 g( m4 f6 U! R) Q else
, G6 G9 Y, t! l; t <statement sequence3>;
8 I8 M: e4 N9 `9 |end;
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& Q# d! Y- O9 Y4 @& m& x2循环语句, @6 k2 A% j9 s' D5 x! G
(1) from <statement sequence1>
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<statement sequence2>;. f% \+ M8 K. j9 L
end;, N; \) K1 U$ ^7 ~4 k/ y
(2) while <condition> loop
: m% J1 a, y- _ l <statement sequence1>;' I3 Q; F0 ~- D
end;: L) U' @9 \. M
(3) repeat
P& \% F0 S) h) N1 y <statement sequence1>;7 L" e" i$ r6 {6 g( T
until <condition>;: x) @9 X9 Q F) W
(4) for <condition> to <condition> loop
! S- g! H& [# i. y3 p6 M <statement sequence1>;3 {* h+ X* n0 q2 [0 [
next;
' r/ I+ r( w. I Y3中断语句8 I$ F/ i% B# B5 m% |4 `8 J
waituntil <condition> prio <integer expression>;
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以上为常用的函数！5 V5 p5 f# G# o8 [! c1 Y
还有很多，如有需要我把资料发到你邮箱里
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