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发表于 2012-11-13 08:48:12
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1判断语句' `- V) z& p/ H9 G% P3 X
if <condition> then# N W. F% H% o8 t# t/ C: _5 s3 O. P
<statement sequence1>;/ f2 S$ E O( q& f9 L
elseif <condition> then
% Y `& {. F3 h; y ` <statement sequence2>;
* U" V+ Q8 S+ }2 u else
3 [7 w( y+ B' | <statement sequence3>;
7 s. C0 J* l$ h& S# ` end;
# S9 W8 Z& Z) a$ R2 ? h如果分支比较多，用：; S" T; Q5 J0 X, m: X2 j8 E# G
inspect <expression>
4 Z% I0 j* k3 P6 Q' u. ?' k* [, { when <constant_list> then
! p; F% u' ?+ Z& K& C <statement sequence1>;0 M4 I# Q: ]( f4 F4 y
when <constant_list> then) Z6 Q9 d8 P& P) U* J6 L# ~
<statement sequence2>;/ s7 w# j& x+ V/ }/ I
...
. }, X- n5 m$ _+ c( Q& g6 N! h else
- b- B+ A ?9 k! F' ` <statement sequence3>;
; C9 d& w4 _. y# {end;
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: f/ R# t1 Q; H8 x2循环语句
% G. X: l* V, n! f6 o, R (1) from <statement sequence1>
, r6 i) p: H2 O' r until <condition> loop
* m o8 ^+ Y( a* w6 p <statement sequence2>;
L* a# j0 C- x! {" X end;- R# S4 R! i* A7 P. B6 E
(2) while <condition> loop
9 g! ]/ w) P) F( m) M <statement sequence1>;
& b1 ^4 `$ Q. ~% o' A1 L& p end;- L/ L3 _4 ~1 |% ^2 `4 W* k3 G
(3) repeat
% H3 ^; r5 k+ R3 j* | <statement sequence1>;7 r1 {' h8 N; o+ d3 @1 n- c; H- W
until <condition>;" B( B8 _; M2 T5 S% u
(4) for <condition> to <condition> loop
- z6 h" f+ g! Y0 b! d' F5 | <statement sequence1>;
5 U0 o/ @: O* d. Z, A9 z next;
7 a2 t9 z0 `& v: a l+ h- N( _9 R& d3中断语句3 S* l. }; ^. _+ t
waituntil <condition> prio <integer expression>;/ M6 h. q# W8 c& J, @* X6 K
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以上为常用的函数！; g" H) c7 ]) E
还有很多，如有需要我把资料发到你邮箱里 : x* |7 D' r& Z J( i* E L9 @
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