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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( H7 m/ ] _$ Q' ~
if <condition> then, M0 p4 z& S9 `1 r8 s9 H6 R
<statement sequence1>;
4 t% y/ x7 X/ r9 D3 ] elseif <condition> then
6 M' p8 I: c* k1 h <statement sequence2>;+ M; i2 ^" Q6 K/ n1 ~. r# u. u2 n X
else
. j. |9 Q U" T6 D7 _ <statement sequence3>;
1 P# M) R( y: y' K J* j% h$ ]9 K end;
! I. {5 V( p5 U) {如果分支比较多，用：
6 N! j% A; k, ^. Q! k inspect <expression>/ N A/ f! J( g( U8 ~$ ?% t/ X3 u
when <constant_list> then
1 {, _1 i6 y( i- m <statement sequence1>;
8 J! l7 w" H* y, Z. | when <constant_list> then; B* e# e2 E b
<statement sequence2>;
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else2 a; |5 y" X/ c
<statement sequence3>;
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! S6 a8 n$ W( A- y1 Q& j2 I. X; j& u2循环语句3 T, Y$ ?5 D6 B4 P( W; ~" S6 }
(1) from <statement sequence1>
3 K, V! m' Q3 Z- n1 v3 Y until <condition> loop, Z: y" h2 ?8 [. z K' ~
<statement sequence2>;
+ A! S( ~+ S4 t, M end;
. A# g; N; t- x2 m" I/ V X# \7 A (2) while <condition> loop
7 g: ?. v; P: L <statement sequence1>;& `1 k4 @$ w2 I
end;
2 u7 T6 @- ~- e2 _7 f (3) repeat
% @! M6 g/ U. U2 Q' O <statement sequence1>;/ y/ h4 J7 ?- Y- A6 M
until <condition>;2 ]& Y! p/ X# I+ G4 K
(4) for <condition> to <condition> loop" V9 k, _: t0 E4 N2 k
<statement sequence1>;
* z9 v, i- K7 Q! z& M# m! N; B9 X1 m next;2 O# }& X: n7 A0 z1 X
3中断语句) n* E h& O. O1 a
waituntil <condition> prio <integer expression>;
( T+ c3 S" |7 E; B; ?. T$ S5 D7 x# t' q# V: l: O& @% c
- ]5 a0 ^, R8 t: B% j- Q以上为常用的函数！# M8 i! k0 ?/ a) u7 E
还有很多，如有需要我把资料发到你邮箱里
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