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发表于 2012-11-13 08:48:12
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1判断语句
9 S5 k9 a1 I) N8 ]5 y if <condition> then
# s$ s' X* u+ g1 P+ U3 h) S <statement sequence1>;
) H8 G+ a* O# ~5 ?+ z' f* `3 u elseif <condition> then
5 f- F/ b/ n* J+ } <statement sequence2>; q1 h( y7 t* J9 C) c7 [' {4 Q
else 8 w F8 m4 a8 b
<statement sequence3>;& G9 Q, F" L+ w4 A! t2 |
end;! _3 K# L$ _6 h/ t; V0 g
如果分支比较多，用：
! E( E B w6 X/ f inspect <expression>5 q$ S. {6 O; ]1 p4 d e( L
when <constant_list> then
( v& }% d, k# N# D" ? <statement sequence1>;
8 r4 m5 G) o6 e5 c) M8 g% C2 i: x when <constant_list> then
3 I7 p1 R- j: k5 _* c' a9 `: n( u$ c <statement sequence2>;! E7 p# | O5 T6 x( S* U) T( T
...
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<statement sequence3>;
5 E: t6 b: ~( K& J# {" c+ L8 r yend;
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4 g' t1 A3 B) t; m: i% ~2 O' F2循环语句
$ e, K8 z" `2 n8 s (1) from <statement sequence1>2 S. `% [* }/ e3 r9 L$ U5 T0 _) d
until <condition> loop+ ~5 d: C9 R. ^! \8 E! j
<statement sequence2>;
: p) _. u. J; T; R8 S end;
* d! [6 h9 W d+ K- [, A. R (2) while <condition> loop
" v5 f5 M) B: P& ] <statement sequence1>;; w) n( Q# S& d. b
end;
/ Z( P) u8 l8 l (3) repeat 6 s) n5 W7 v. T
<statement sequence1>;
( f8 r7 J( x7 ]: D until <condition>;0 V8 |' V3 A# ~7 u5 e
(4) for <condition> to <condition> loop5 O3 O( \9 E( Y
<statement sequence1>;9 _5 G5 l. D. p; d! f( e7 ?6 ?0 S/ a
next;; o5 X: X5 l* P8 e( Q1 l
3中断语句2 L3 J. K; ~4 X& A$ | F
waituntil <condition> prio <integer expression>;
+ ~# q% Y8 C! Q" p+ F( \0 I
9 J* @- f8 t5 a/ Z/ m. K s7 ?
! e/ m. @* l) h' A9 o4 j1 j2 n, S以上为常用的函数！: J0 f9 Z5 w+ H1 ]
还有很多，如有需要我把资料发到你邮箱里
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