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发表于 2012-11-13 08:48:12
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1判断语句! b6 Q% `: y$ Y; t, e% @
if <condition> then
2 L+ U! i$ ?* |( c <statement sequence1>;) G" Y/ [0 F! y, o3 |$ {
elseif <condition> then0 U( q6 N7 r: t* y6 z% z
<statement sequence2>;
! f1 v* ]% d9 Z% j8 F' {1 N else 3 G, O( C. M' t
<statement sequence3>;
* U" Y& E# M% v) {) X. r+ c end;2 ?9 e/ L G; q
如果分支比较多，用：* O+ O) V# d) t, w5 n7 t
inspect <expression>
% p5 O0 B$ b4 H7 S, C3 _& n1 R when <constant_list> then
) i8 [% H" r& d <statement sequence1>;' B; r8 D. {, ~6 x4 E
when <constant_list> then. v: ~3 S8 h- p, Q; f3 X. j6 @! g
<statement sequence2>;* l3 F0 t- H+ m; M* W# q% k
...; q& _7 }6 x. @
else
! m- E. v1 U. g( I- H <statement sequence3>;$ b2 a# u }8 h" i" Q# j
end;
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2循环语句
+ }& z2 y# }8 ]2 u3 h3 h- r (1) from <statement sequence1>! W/ O$ l9 e O2 I/ J2 m( {
until <condition> loop
" ^( `4 Q) u3 G" ~6 M. U$ b" N <statement sequence2>;
% P9 b) V( f# c end;4 T' ^# [* m/ O* y$ P3 C, k
(2) while <condition> loop
; Z" V, L3 t! f' B& d) {$ P <statement sequence1>;
& s. d1 A% R2 d5 K3 \) u: I end;
8 F" c0 S( ]: x6 ` (3) repeat
0 e/ [9 ~ l; C, y \6 I$ N- _ <statement sequence1>;* g6 Q7 S( U: k
until <condition>;# I% f) f: _7 ]! k# U# i( H
(4) for <condition> to <condition> loop2 B& }- v& U7 J' y8 e" Q, E
<statement sequence1>;
# d! b+ S' j7 x next;7 e/ m, f5 z. ^: w( o8 a- W5 ?8 j4 i5 @
3中断语句9 S, A, e2 t( V% q
waituntil <condition> prio <integer expression>;2 M; c, J! E; I5 e4 l
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5 K+ y Q+ h" l0 O( \; {
以上为常用的函数！+ @* f( x9 h. x
还有很多，如有需要我把资料发到你邮箱里
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