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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
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<statement sequence1>;
+ i6 a+ Q' `& n4 N9 W7 u. f5 a2 t2 k elseif <condition> then, N0 a4 e7 q+ Y( U' _
<statement sequence2>;
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<statement sequence3>;9 i; C9 c& f- b ~
end;
2 m; P4 p/ i/ X6 P& d3 Z$ I如果分支比较多,用:
. h! z4 G9 h' u inspect <expression>$ m" @, m4 K! ~- t
when <constant_list> then
S8 E# }: F s <statement sequence1>;$ n* o% n. ^( ]
when <constant_list> then
: t7 g1 p/ p& y h/ p+ G: [ <statement sequence2>;' w$ \! b; L8 g# }
..., I: A# g( \+ _- J! T) E
else* J6 z: _" o: a: P0 a4 \
<statement sequence3>;5 F: m" j: k) K4 A$ ?
end;
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2循环语句6 `8 y+ Z9 c' {6 |9 u3 o
(1) from <statement sequence1>0 C& b/ R& A- |- f8 r% c
until <condition> loop) n H' a( ~+ g9 T
<statement sequence2>;$ K; V: P( P1 |6 O1 s5 @
end;
" g( f( T9 M0 Y4 S& W4 t (2) while <condition> loop
8 \" J! \8 T6 L) N& |9 E! i <statement sequence1>;( F$ A& j& \$ [
end;
! P: k4 R* s; \& ` (3) repeat
2 E( I& ~0 f" [ <statement sequence1>;& N0 @0 z4 I% ]
until <condition>;
: K4 a3 E) e( [' F" B" M (4) for <condition> to <condition> loop
a4 }3 y% U' v+ J w3 K <statement sequence1>;8 b2 o4 w/ B# S5 b |& `& F/ m* T; Y
next;
2 c, L; O0 ?6 W# m1 }% [% t% h3中断语句' r0 E% N8 g. V+ m( ~1 k
waituntil <condition> prio <integer expression>;
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以上为常用的函数!4 x5 X' ` @/ M: f
还有很多,如有需要我把资料发到你邮箱里
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