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发表于 2012-11-13 08:48:12
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1判断语句
# D3 K6 r L: \+ ]6 k6 ]2 x if <condition> then" F; I6 X( F% I/ B1 y7 N
<statement sequence1>;! }, G1 v4 J: W" i/ [/ [# ?; [" d
elseif <condition> then
; h) T3 d) a! _& O5 s5 J2 ] <statement sequence2>;& _- Q" E2 s3 J, Z4 R }( D
else & N c) t2 c4 K" n9 D
<statement sequence3>;2 ~- t/ u7 \) L% [+ \
end;
+ P: n* U; ^0 E h如果分支比较多，用：# X1 k. D( \: T) Q
inspect <expression>
& [3 T3 w0 b0 y1 X when <constant_list> then
! z3 X4 A/ D, N2 A d <statement sequence1>;5 A/ o, t4 j$ a3 h" v! F" U5 V
when <constant_list> then
3 R" S' j- ]+ t0 ^+ W' @' H <statement sequence2>;8 J4 @) W0 u+ `
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else5 d' H0 e, ~/ w& h2 J* i
<statement sequence3>;
?# A1 u, k. `end;
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0 H9 Q8 M6 i. Y0 I# f2循环语句
7 [! X6 B; x3 i0 E7 S- C. p( ~4 } (1) from <statement sequence1>' k- M& J d; B b
until <condition> loop
% L& Z) P& T2 T$ Q) Q/ b$ C# Y <statement sequence2>;
! d i; M- P4 N6 J( F" |5 d8 p end;1 X( \9 a4 v+ D. \3 Q6 E S
(2) while <condition> loop k3 z5 d: M9 s4 x
<statement sequence1>;
8 X/ o# j/ H7 T$ L! c' T7 `4 @8 B end;& O" Z7 _7 q3 H" Q7 C1 q
(3) repeat
0 }; P2 y% K0 z7 X- T6 V( ]$ U5 A <statement sequence1>;" ^1 j9 q" w1 g- i1 O, E
until <condition>;5 G5 I- W$ M. w
(4) for <condition> to <condition> loop* M2 E# w) a8 R, K
<statement sequence1>;
0 w* r4 c5 {* u1 B next;
2 a/ d. O2 s& ^7 g: c" E3中断语句
9 p0 e+ h# ^$ p waituntil <condition> prio <integer expression>;/ d# A- O3 ?& B x6 }5 X, V! B2 C
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以上为常用的函数！
5 R% O' N; e" j% \, x还有很多，如有需要我把资料发到你邮箱里
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