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发表于 2012-11-13 08:48:12
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1判断语句
g9 {5 {% f# V2 w& ~% C if <condition> then: n7 W$ |, {" ^
<statement sequence1>;1 }/ Y* D2 b: T% A: _. F
elseif <condition> then: D* D: i( a# Q+ j8 {
<statement sequence2>;! g+ v! ?3 E! k
else # g6 d0 ~% E( C" h( H4 g" l
<statement sequence3>;. `- K3 r: ?( C( i4 k
end;0 |* z2 r( z3 w7 O7 l( R
如果分支比较多，用：
& J( \& P* S7 `' ~6 h inspect <expression>
; a( h# R6 N9 \! [0 j* t$ Z when <constant_list> then' d. z7 D# t. y( u7 V
<statement sequence1>;. V2 T0 [) p: `3 x, m
when <constant_list> then9 t; ?+ k9 b9 N$ U, T( b
<statement sequence2>;0 y& p* o c- L: k( S6 V
...
/ y5 G7 G& m& h9 L else
0 L& ?# \! i" ]2 u# K <statement sequence3>;( D; f0 P0 N/ G" X
end;, \1 Z2 s! [9 P7 T2 h" A
6 B6 V; u3 L5 w2循环语句
3 [0 q9 u; @( k% Y' e (1) from <statement sequence1>
3 B7 R2 x! ~4 B8 `0 e; s* N9 s. K4 F until <condition> loop
7 h: g0 I% @8 Y <statement sequence2>;
}1 m4 T4 }/ ^" ?3 d end;+ O, x( g( g& m3 @5 v
(2) while <condition> loop6 }' g1 Y3 R- i$ e
<statement sequence1>;
* Y# T3 I6 k+ _. y! w4 r" b$ T end;
; Z: c$ [0 f% I( u (3) repeat
0 O1 g5 P% ~/ e; s2 t/ [ <statement sequence1>;7 u, L" L4 _% c R2 O
until <condition>;5 o- T. o+ ]2 i h- n$ R( I
(4) for <condition> to <condition> loop
' ]/ W! Y( q* M <statement sequence1>;( [+ }1 k+ v7 r) l6 W
next;
8 L- v! f0 d1 T7 h, |3中断语句* |, v: {1 p, ]9 L. ]. @
waituntil <condition> prio <integer expression>;
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7 [" f+ L5 h c7 O% C3 U9 y
以上为常用的函数！9 f% J/ k$ r! \" u4 v3 B
还有很多，如有需要我把资料发到你邮箱里
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