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发表于 2012-11-13 08:48:12
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1判断语句+ o" K$ ^' X! G; |
if <condition> then
! t$ k; s" F' [ <statement sequence1>;
" w7 m t5 q$ [, e! C# H elseif <condition> then
/ ]0 [- J$ y% h <statement sequence2>;2 c: V- G7 j# n- M }# j
else
$ F2 v9 \5 D9 Y3 {7 Y/ Q( x) i3 ` <statement sequence3>;
+ ?/ q& O1 W4 g9 T* J end;
- z! T6 V2 }0 N# [( w如果分支比较多，用：% l( O: }; H# P
inspect <expression>
& x7 f* U* k; b7 d when <constant_list> then: ]" e2 U6 a. Y2 w
<statement sequence1>;$ }- z4 ~/ g9 Z' B
when <constant_list> then l7 H8 c2 J: g" ?+ |
<statement sequence2>;: O) F3 f) Z, j( Q5 x& z) R3 Q
...
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<statement sequence3>;
g6 t: ?8 U/ X. I! x& a4 \end;, m. T1 q; g# m, ], B/ A# Q4 h; p
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2循环语句0 \+ _7 p( z y$ F6 Z: {6 c
(1) from <statement sequence1>
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<statement sequence2>;( {$ M5 Z0 h4 n- V: j
end;1 N$ h4 {; m5 y, h* o" ]
(2) while <condition> loop
) ?! N8 q E4 t <statement sequence1>;
9 @& V% V0 J0 V- z3 { end;
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<statement sequence1>;
: F8 r; t! e) ?0 T, d until <condition>;
/ T8 c7 x- l" l (4) for <condition> to <condition> loop2 k0 c' I( S7 O* b1 \
<statement sequence1>;+ G+ m8 w: k5 D. Q* q& d# {
next;: p' E) B; t3 }- j. T3 b
3中断语句
/ W2 g2 t" c& Z- v ^8 `/ G waituntil <condition> prio <integer expression>;2 F9 U {! ]7 a2 W$ e9 K
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( }$ }6 c; M0 s2 D' D以上为常用的函数！% c3 h) u( @5 G; ], h: G
还有很多，如有需要我把资料发到你邮箱里
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