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发表于 2012-11-13 08:48:12
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1判断语句6 f$ Z7 v% \& [( }" k
if <condition> then2 S# `9 n% w4 n4 ~3 K
<statement sequence1>;* c7 y5 `/ Y: q' w& p
elseif <condition> then
2 G( I' x3 h% l3 Z4 q, K b <statement sequence2>;! u w5 ]7 G" r/ {7 _$ d
else
6 t! J% c n# A$ N7 |' I <statement sequence3>;- o: C# A7 U" P7 V
end;
: J0 K3 T7 W4 ~. }' C+ X; h如果分支比较多，用：4 f# b' O; ^# Y$ S' K
inspect <expression>
" [* K' U* c" U; k- X/ v when <constant_list> then
5 c7 i, T& C8 b! T3 j$ q/ u8 ]8 P <statement sequence1>;
' q1 e _7 A- j* m( b when <constant_list> then- I- B3 t+ L$ C$ N8 x) Z% V
<statement sequence2>;7 K/ T2 m& H* P. ]; ]
...3 o6 [* a% J& s* K% U/ Z
else
+ m) F) g0 ^& Y- s <statement sequence3>; Z) Z8 f8 t# l, |
end;
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" Z. l# }9 R! ]( O0 I) U# p2循环语句9 s7 u& Q, b4 } S
(1) from <statement sequence1>
" @$ y6 _. u5 t0 s# F1 ] until <condition> loop1 d( W, _- N$ a8 Z" p
<statement sequence2>;4 b6 e `5 X8 M$ i. K+ t
end;' L6 A4 w# r: c3 p% ?, o
(2) while <condition> loop
% l& |) u2 w) I0 m; d! g( ~! ~ <statement sequence1>;- H# d% c* ~' R- o) @
end;0 F. h7 L: K# E% [/ a; A8 i8 P) Q
(3) repeat
! c1 K1 ^' w7 E; m <statement sequence1>;. Y" g' M3 K& D p
until <condition>;
# A/ L" C( O/ N6 e. }1 ~ (4) for <condition> to <condition> loop
9 A* Z7 w4 P8 C: H <statement sequence1>;
% V& [* Y0 q% J# v next;
$ I0 t: ?; v* M; g0 L6 o: U3中断语句5 _9 V0 q6 q# Z) A+ U
waituntil <condition> prio <integer expression>;
8 |7 F; x3 p% n6 v+ d% n( u7 B% x3 |/ q! [$ [) c% @, u8 J
: |5 \ B& h% Y以上为常用的函数！
. V0 u/ c" f5 j ~' B9 Q还有很多，如有需要我把资料发到你邮箱里 7 y9 y! q d' S3 m$ T& F) U3 A8 r+ H
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