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发表于 2012-11-13 08:48:12
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1判断语句
/ s+ k8 l8 g. ~; Q7 U/ Y( l if <condition> then
' @& w5 o6 g# E <statement sequence1>;
8 |, L, h0 X& ?3 I9 r7 h5 } elseif <condition> then
4 a# x' f1 z3 A/ H% O <statement sequence2>;
/ x L% z' b# p) F: Q* H else
n: E. U% {! j; U) y' Y <statement sequence3>;
! x5 _! H. ~) l) ^: u end;
* Q" F! w( x }3 f( o1 i- d. ?+ k如果分支比较多，用：$ @: \+ A9 y: G6 k* ^' X9 U
inspect <expression>
+ P: G8 }! o" A- R when <constant_list> then0 T& m; j+ F8 L+ g3 H( N7 z
<statement sequence1>;5 T4 `& a; \6 h' W6 n# ~* }- {' Q( [' h8 m
when <constant_list> then! F; m0 f1 L% [2 Z! U/ o: P( X, J
<statement sequence2>;
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else1 N* ~# }2 x& ?* g
<statement sequence3>;
6 V* E0 S( p' D; y2 xend;
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! t- [4 `. b1 t f. u( ^2循环语句
! z5 n, h B+ y0 v& [ (1) from <statement sequence1>
P; f% W: a4 F+ ^% T until <condition> loop, t4 F1 u% b# G4 d/ X; ?
<statement sequence2>;
! Y1 u' x3 |% |$ s, z end;$ |' S4 P# B8 z$ \$ y8 w6 @
(2) while <condition> loop: h" {; U ~0 U, l
<statement sequence1>;
( F; h2 \/ w' J* i5 r2 B2 x end;0 g5 ]$ U, T* i! P
(3) repeat 5 J) C. a9 F( z* m- K' A
<statement sequence1>;
/ ]4 g$ s+ H6 Q' c+ B3 d( b0 [& a until <condition>;7 H6 F) {2 N% C
(4) for <condition> to <condition> loop( W' N/ u C3 b4 k- E
<statement sequence1>;; d" m# D! t) ?; \) r0 T; Q" ?
next;
! K+ _. j3 T# n" j' ]/ @3中断语句( s* C5 a6 z ^, N1 V3 @2 ]
waituntil <condition> prio <integer expression>;
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# _# N" h4 B0 M( H3 U以上为常用的函数！" t# L& J/ y5 J& p
还有很多，如有需要我把资料发到你邮箱里 $ X; |$ h! |1 [1 u) l( \& A
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