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发表于 2012-11-13 08:48:12
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1判断语句
I& A ]; R. _* W2 v. n# q# F if <condition> then" _6 \, Y0 e! N& T, w) b! Z0 O
<statement sequence1>;
& L) r( W3 h: `' J2 W W5 L elseif <condition> then! D! \9 }0 a' X9 O" b" c3 ^) [/ v/ b
<statement sequence2>;2 F# h* r( y8 E: C
else
& T' F8 h7 W8 F8 B0 _ <statement sequence3>;; x8 w( x# h! c4 ]0 G: K
end;% Q& U T( _; I8 M+ f& |* O
如果分支比较多，用：
; q5 ^" q0 T/ m inspect <expression>
7 x- L; B# p0 h/ V5 K when <constant_list> then
) {$ q7 Q- r$ x7 n7 A% W1 N. q <statement sequence1>;1 O0 G$ k+ P% r; u8 N
when <constant_list> then; n3 o6 f! P0 J: ^
<statement sequence2>;
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else
- u2 b- y, p2 K! K0 Z8 k; u <statement sequence3>;
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' e; I1 X8 [* A9 y1 ~2循环语句
, S7 ]5 S$ F+ \ @ (1) from <statement sequence1>
1 r) h6 ~: l5 `! Z y( D6 f0 t until <condition> loop+ B3 n' E9 r9 K4 J4 m
<statement sequence2>;/ x& I5 B7 ]3 F' L6 U( E
end;
1 @* q; |# R* z3 d% ^2 q, D2 q (2) while <condition> loop
; o6 P q W) u! K% m. d <statement sequence1>;
3 g3 A* K& o4 N z end;
( D7 a: W3 l q5 R7 N5 t (3) repeat 4 ]7 U7 K# C4 a7 K c
<statement sequence1>;2 K5 e8 s0 |. z c
until <condition>;# l- o* x, K+ s- x( f' ^
(4) for <condition> to <condition> loop3 h7 m* m0 K; l' v: X% B* N N J
<statement sequence1>;
" N0 l0 g7 A2 Q# _) a- P+ ]. A next;/ g1 K, g7 c" l! M
3中断语句0 p9 f5 ?7 |3 a B: r" ~. \
waituntil <condition> prio <integer expression>;
% F) D$ W% k2 A- {) c( B2 C
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以上为常用的函数！2 G+ r6 T! B% |
还有很多，如有需要我把资料发到你邮箱里 1 Q( ^8 f: n7 y9 s$ m# y
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