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发表于 2012-11-13 08:48:12
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1判断语句
$ Z# i8 }, b7 j( A if <condition> then+ _" G+ {" Z* Q2 ?8 N7 F' x
<statement sequence1>;) O Z- B/ l1 m0 o+ g6 ]4 d
elseif <condition> then
" t5 H2 h7 L7 x& }, k* s <statement sequence2>;% K$ t/ x( `8 i' i! Q
else ( t) P* v3 |; A1 O- \; X
<statement sequence3>;4 `' w% E* D! Z) }9 v& G
end;) v7 h/ m2 K2 o1 _% T
如果分支比较多，用：
1 A4 [, y+ z3 H! B+ e2 r inspect <expression>% k# o7 X- a: r9 w2 P4 d
when <constant_list> then( x' Y4 h3 t# Z1 D2 x
<statement sequence1>;4 q8 j$ N, F( E$ p
when <constant_list> then
& v$ ]* ]6 q% O9 Y* y1 P2 J <statement sequence2>;8 C9 i) i# a# C1 n7 J( _9 u
...
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<statement sequence3>;: u/ P9 p9 p& g6 L
end;* ^+ @+ C7 A6 f7 z/ T$ o& c
D7 C: E. A; S Q2循环语句
: L8 A M$ ?( t. | (1) from <statement sequence1>2 q5 _+ N j x0 g# F9 F: |7 a2 B
until <condition> loop9 Q0 h' `7 D; v) F9 r, X
<statement sequence2>;
: r4 N/ }1 S/ B end;9 ?: y7 {" }1 H, S& I( N! o! _
(2) while <condition> loop2 g$ ~2 z" P+ u
<statement sequence1>;
+ E# |% r! n* S7 Y end;' k& X6 @% i9 Y# s9 _
(3) repeat
# i& \, M! `1 c2 X C <statement sequence1>;) ~; P7 p* i6 `) _6 g
until <condition>;8 w' T7 ]; k1 ~* s5 S
(4) for <condition> to <condition> loop
# }! k. X, A4 s1 W' C! z <statement sequence1>;/ k' j1 r& q7 F2 I1 J R4 {+ D
next;/ |, v/ k, F$ r* M3 N k
3中断语句/ z. M9 Z" x G$ o
waituntil <condition> prio <integer expression>;, E/ L0 P, d4 G; Q
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以上为常用的函数！
' R3 w$ C6 l1 C$ V还有很多，如有需要我把资料发到你邮箱里 " q S1 g( ?. j$ p# S9 L# O
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