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发表于 2012-11-13 08:48:12
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显示全部楼层
1判断语句 j3 X, Q2 N) Q0 g9 ~9 K" L
if <condition> then( o0 n. t8 \; o4 ?) J
<statement sequence1>;
) Y( j, N3 c' A7 Q elseif <condition> then r6 V5 q$ r, K1 m& x' S* b9 e
<statement sequence2>;
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<statement sequence3>;& l$ V: _0 j8 D4 h+ V" Y! n* @
end;& E5 _* K- G: J
如果分支比较多,用:+ J1 F0 A; F3 w$ C9 q! c r
inspect <expression>7 d% F( V. j; n( J
when <constant_list> then
/ b( Y* b7 s8 s3 Z <statement sequence1>;$ [! F/ T* T" N0 P1 y. a$ h
when <constant_list> then( |6 e" X B# i8 V$ Q2 G2 g% l. J! s
<statement sequence2>;3 j; O5 @; e( e8 B( P8 y2 z& R9 U
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else
* _& o4 i8 j* ?. }; `- F1 ~ <statement sequence3>;
' q4 l }5 x( iend;
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5 z0 V: j' t5 G! S( i+ y5 t2循环语句
: n6 c' Z, l4 Y' P1 [ (1) from <statement sequence1>
6 d8 K2 x! S& C h until <condition> loop
& a$ V; P- h7 y3 K* V/ X' ^ <statement sequence2>;% s7 G5 {' x" @$ d5 l& l: g
end;
# e% b# \5 ~0 \ (2) while <condition> loop
6 \4 o1 K: R5 y' L) D6 s% I! ^ <statement sequence1>;. l: N" x8 x6 t6 L, G5 [; O0 L
end;
8 f) t4 M; \" U7 D! N6 C1 k( m (3) repeat
8 |, i* i1 `, h+ p <statement sequence1>;, { C. @, o8 ?! P' T8 H) u; k" m' i
until <condition>;2 q6 o& j, E; W! N, A! r7 H
(4) for <condition> to <condition> loop! l; I0 A/ ?+ ?4 c. k
<statement sequence1>;
$ q- M2 j7 j o0 Y1 x next;" D) d5 C7 `0 I6 t, `% f
3中断语句& {; Z9 ]4 x% c* |; A9 k
waituntil <condition> prio <integer expression>;
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3 j* }) R" C. E7 o, ?- P以上为常用的函数!" v* r5 R6 D4 p# G: K% R4 F, o
还有很多,如有需要我把资料发到你邮箱里
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