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发表于 2012-11-13 08:48:12
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1判断语句. q1 S, ]( D: s" `3 d. T+ E6 v
if <condition> then- S( J, y4 @, v$ r1 l
<statement sequence1>;+ z6 y+ J4 F8 i% G0 _" I
elseif <condition> then4 d" B j- }& H
<statement sequence2>;" h5 f" P, ^. S
else % k2 m* L z% |9 ]
<statement sequence3>; ]! `# {3 q* n
end;/ P/ U# x5 ?2 Y& F
如果分支比较多，用：1 [5 ?9 |& e2 K# O, Q p5 z1 j
inspect <expression>
" e# i( @" F7 y" Q8 L# T k0 }; j when <constant_list> then
6 X9 @5 Z( @6 \. N# R/ e9 M <statement sequence1>;
) p2 w! P2 y* e7 {. [9 u when <constant_list> then
6 K7 e# U# h7 U- b; E* v <statement sequence2>;% W# p b2 c5 A. P
...
7 i, F* }+ @" n& w else
: X6 V8 c" s8 M1 F% a0 Q/ H <statement sequence3>; E' ?: Q) w3 B) S
end;
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2循环语句
7 x6 y: N3 Z; s; x( G) i (1) from <statement sequence1>' J/ D# ?# k; L X+ f* @
until <condition> loop
* o4 g l- }# c; k' J9 E) k% K <statement sequence2>;5 P6 a# o' k4 E' T/ f! ^$ y
end;
p7 f) A' o; C5 ~2 D" p: [ [0 Z (2) while <condition> loop2 t0 h4 J* u) k4 m
<statement sequence1>;+ g2 S6 r$ B! i3 L8 p( v6 ~
end;
( b% w5 |- J! @ (3) repeat 0 Y2 f: P5 ^/ j0 D
<statement sequence1>;
) D: F1 m' u# @, J2 t until <condition>;7 |# E; u0 K' g. m+ F# \
(4) for <condition> to <condition> loop; G. u& @; g o2 D5 w6 w
<statement sequence1>;
" u7 Y( r3 L5 c2 R/ G next;
( e( @) \4 P. e. J. P" J3中断语句2 L' ^& |0 h8 q! ?9 C
waituntil <condition> prio <integer expression>;
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, v/ d7 ~, z$ e; h: _) P) y9 Z% F以上为常用的函数！
2 D8 t1 O+ I" H5 {* |4 O H还有很多，如有需要我把资料发到你邮箱里
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