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发表于 2012-11-13 08:48:12
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1判断语句
, `) F- X# z H a. c if <condition> then
7 d. F2 i- I O6 e <statement sequence1>;
- V- ~+ \3 D1 n- p2 i5 N/ p elseif <condition> then
9 n% N, A0 V7 {, h- S <statement sequence2>;
. Q6 ?7 ?( a6 N4 t6 z$ _ | else
6 p; I2 t M$ F8 H- O <statement sequence3>;2 `, E) [/ j+ X
end;
% `6 q- C2 O# ~% ^如果分支比较多，用： u) ]# y$ |7 ~7 g
inspect <expression>
0 B5 z& g a1 H' a5 w1 a5 | when <constant_list> then+ s/ V# M: Y, n' F' K
<statement sequence1>;' f1 F/ [; O$ x3 a6 O a; @: g9 S
when <constant_list> then: D5 `# C: K9 D E6 A+ @4 G
<statement sequence2>;9 Y( u; p* O0 _# L
...
9 I0 L- Z j, S else
* U$ R; D" O7 A) b; |8 R6 N% i6 h2 S6 | <statement sequence3>;
3 y& s! s F/ q0 W2 A5 b+ {end;
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2循环语句) V) D* E: v( I5 R
(1) from <statement sequence1>
, g1 z- d1 t) O- C until <condition> loop
9 j- K; h5 [+ W* K% V$ u <statement sequence2>;2 T5 e4 ]& ~% Y: e0 u: r. L8 b5 \9 @' ~
end;
) _: h: Z& L2 q) e; L8 V4 H% H* L (2) while <condition> loop
! E4 j' ~( [) H; T3 h. v! L( u <statement sequence1>;; V, K. \/ F( D4 o/ G
end;) s: ~; i1 Z/ P2 h( Q
(3) repeat
" }7 I+ |3 z) o" [ <statement sequence1>;
2 i: V" E2 Q( E. w until <condition>;
7 v: G+ f( B6 L; S0 S0 n& g5 ~7 E0 w (4) for <condition> to <condition> loop
- d0 ~( z0 |( s1 }, E" w <statement sequence1>;4 I' U) `$ Y6 ?* i) {6 k
next;
% ^/ r5 p' o, b% w. g" Y3中断语句
. n+ G( H* ~1 \! w6 n' k2 K' I waituntil <condition> prio <integer expression>;
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以上为常用的函数！
2 \ r7 s8 k: L: A, J还有很多，如有需要我把资料发到你邮箱里
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