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发表于 2012-11-13 08:48:12
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1判断语句
6 U2 t1 \2 Q) w0 @ if <condition> then
2 L; o9 `7 ? Z* x. e$ b: o6 G <statement sequence1>;
( k. D7 N9 X& g: q! F2 o2 Y9 s elseif <condition> then! y( w8 o4 I1 ]' B
<statement sequence2>;
3 M/ I- c) w2 m5 [: R# N else
( Y1 L2 @& A! e5 P0 M. L- ^, p% f% d <statement sequence3>;
7 P6 S: K; ^- {. [9 d& ]8 H end;0 [. m% f q6 M# l9 m: T
如果分支比较多，用：! @# X5 t+ X7 x: J# Q
inspect <expression>
" |2 f1 c3 J) O7 o$ i when <constant_list> then- I7 C7 ^8 E- K
<statement sequence1>;1 ~8 R+ G7 l! B0 h( X: i j- {
when <constant_list> then
0 d+ M- W) }: s3 t5 I# |) c <statement sequence2>;
8 @+ E4 Q0 s, Z1 _: [9 i, N: Q ...
+ q( h/ p7 t# R& _/ m; s- e* F else
7 k& i1 t8 [+ f& N; B( o <statement sequence3>;
; y4 S5 C# ]7 {end;
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6 d' e: p# I$ S2循环语句
/ f( |% d4 W2 G2 p( C (1) from <statement sequence1>; C% l8 T! k- \
until <condition> loop- E$ B9 C# ?# F) a4 C, q3 {
<statement sequence2>;! i1 t3 }- q) {0 E. s- L+ l
end;
/ U3 q$ u5 y$ q/ r& E$ _ (2) while <condition> loop9 v3 | \* j+ a# C. P7 ]5 q
<statement sequence1>;
7 V8 L% T% x' d' g4 f$ I4 y end;
4 w. N! N6 t3 i$ N0 F# X9 m# c (3) repeat
: x2 a6 r0 c5 E <statement sequence1>;
: s0 o7 L: b0 n& x: E' _/ m) C until <condition>;
, S+ d7 O3 `* Z. ~ (4) for <condition> to <condition> loop
5 j$ Y3 _+ h0 F) @) Y <statement sequence1>;
: a: K5 ?; N1 x! I next;( {. \$ C% q" W9 G" e& V( ^
3中断语句& P5 i0 o7 H& N1 ^5 b
waituntil <condition> prio <integer expression>;' Z# k0 G5 L4 ]9 F
+ c6 ~# s6 c! J9 u2 u
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以上为常用的函数！! k% {- t1 r% }9 _" j( l2 J
还有很多，如有需要我把资料发到你邮箱里
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