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发表于 2012-11-13 08:48:12
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1判断语句
, c$ X8 M. L* M' ^ if <condition> then9 Z; l1 x4 w p4 x" I8 S5 F" S6 T
<statement sequence1>;, Q& v: f: L+ R0 K
elseif <condition> then
( J# S: R: N9 R' B0 \2 V: |* o <statement sequence2>;; T8 n( g0 Q3 i. y( e$ @, b2 }
else : O) B& W/ m. ]; R; b, W
<statement sequence3>;
D0 C9 r$ y* D9 H4 S9 ?: A/ B9 e end;
; k& ?, n* V2 U如果分支比较多，用：! T4 I, Z9 C: X( S
inspect <expression>$ s' q4 W6 @4 J7 b. B4 R
when <constant_list> then$ R5 o) S7 n- ?! s; X2 W3 p( m
<statement sequence1>;
, }3 n! A' `% X/ m( b when <constant_list> then
7 p/ F% }3 e. h5 Y0 P- v; | <statement sequence2>;+ s* H. W5 C* L8 D7 k, [4 P
...
$ j/ H# T) m, \ D else
. I( ? ?7 U1 E E <statement sequence3>;
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* H5 W# S- i1 k" [' l2循环语句
# M: l9 M/ s2 s0 O% H; `* K (1) from <statement sequence1>/ P9 N+ x8 m5 D2 q! m/ S/ E
until <condition> loop
9 l! U7 w9 E8 J7 {& A <statement sequence2>;6 j! @- ^. Q% }! U/ B
end;2 |" K5 ~0 U$ T0 C' e% R
(2) while <condition> loop! q& ]' B% H6 I& J
<statement sequence1>;/ u. p# c: X, T5 L) |; J3 p( W
end;! z5 T2 W% e( F% i
(3) repeat - z: b( l2 b \" h. s
<statement sequence1>;2 D1 n( D& R6 K: P! ?
until <condition>;
' k$ W5 t7 U# f6 X/ T (4) for <condition> to <condition> loop2 p! s# Y I) k* I
<statement sequence1>;
p) s s c) R! y next;
8 k& A3 g+ e! M7 I1 V9 c3中断语句
4 H! f* |6 [, f( I, Z) M waituntil <condition> prio <integer expression>;! ?0 J# w( M& ~* m" h
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以上为常用的函数！: z# x$ z- F) ^' s5 R6 a
还有很多，如有需要我把资料发到你邮箱里 5 v! U8 j! ^" Z! v' e
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