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发表于 2012-11-13 08:48:12
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1判断语句 [% b5 e( \* y& _; m/ b
if <condition> then$ R( q$ E' n. `% r
<statement sequence1>;) l7 ~; [6 _( Y' `' S- n
elseif <condition> then& x& g# ?) c. ?
<statement sequence2>;
/ N L7 A" K! `4 o) E, I/ h else 8 V* B! h+ ~$ ?. K3 ]
<statement sequence3>;
Y* O% o: V' N: _ end;
9 W$ a( G$ W! l) {如果分支比较多，用：
% `4 ] I: m4 b4 O, D% B inspect <expression>
9 w0 W( q, |0 C& N/ ^2 N when <constant_list> then
6 n+ u X% X: }" ~ <statement sequence1>;& A8 N0 u- d5 R7 C! o# ?
when <constant_list> then
/ ]" m' [0 I4 M h3 g' k <statement sequence2>;
: j7 t, A5 l% m p ...
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<statement sequence3>;
; E# s! Q* e" i P0 o. Jend;
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6 H: e& X) k- U. n- r! I- `2循环语句3 ?- J9 ]; w5 }$ H1 z( F/ G) H
(1) from <statement sequence1>% N9 o6 @% n* a
until <condition> loop
$ J) m3 V, _9 W- Q3 }3 _8 D <statement sequence2>;
1 J- K0 [4 x+ X, H; L5 X+ t( D: @2 L end;
. Y* U) _' M& ~. x# }0 H (2) while <condition> loop- p! V4 O" j7 E0 Y: [# l' R
<statement sequence1>;
9 g' Y2 j0 x Y7 J! U2 V end;3 S! k, w5 N" Z* I+ J' [
(3) repeat
6 C1 u# F- c' X <statement sequence1>;! F$ ~7 m! m+ \/ N
until <condition>;6 A4 V J7 p, p( F' L
(4) for <condition> to <condition> loop v! f( i* k/ m6 P2 |
<statement sequence1>;- W3 K% B/ i6 ?6 j$ \' }
next;
' R$ @5 ]2 j; j/ h0 {3中断语句
+ D+ ]$ b" ~# X: S" J+ D; b waituntil <condition> prio <integer expression>;
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以上为常用的函数！
# m6 ^) X H3 I! G: R5 p还有很多，如有需要我把资料发到你邮箱里
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