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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+ j; o. @! D0 \# j$ ?9 }9 e1 }
if <condition> then, Z5 i ^* V; y- m! }+ P
<statement sequence1>;
! Z, t* z! l- n7 }/ Z/ q elseif <condition> then
2 T% }) D0 n2 y; q' _) S% _ <statement sequence2>;" Z" P) D& S( @
else
; U6 q8 `% i( z- \! K <statement sequence3>;* ?( X% F, }# z5 P( q
end;
! P) o; z2 |# p! @" x如果分支比较多，用：, I1 _5 T# k: q5 B* Q
inspect <expression>
: H5 g; I0 J( a- O9 [( [# N when <constant_list> then' d; ~ A- L$ C, ?2 W' S
<statement sequence1>;! ?8 i; J; y- e0 E0 r# q: D( B
when <constant_list> then- l4 g0 [5 @- H2 i. X' Y5 N
<statement sequence2>;
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else$ _0 h8 [3 h7 l, @: l6 `
<statement sequence3>;- y8 ]9 O) Y9 }% Q( \' b
end;& _ i" S1 S- U% o$ r
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2循环语句& @1 W, j! B2 a0 D4 z4 [ r
(1) from <statement sequence1>9 p, @3 K9 W g) X0 |3 f( ?# c6 h
until <condition> loop
( J2 I' {; j1 L* ~6 x <statement sequence2>;& x, t1 C+ t8 E+ Y. |
end;( x: }) y5 u e4 z
(2) while <condition> loop: J* J' C O) D
<statement sequence1>;
& ~ T; ?; a4 w$ {4 Z: D% O7 u end;1 k/ b+ D. ^4 q! ?+ v V6 K
(3) repeat
* Q5 g5 I; e+ L' S9 Y" A+ C! a <statement sequence1>;) u; Z/ X/ W0 k Q. A
until <condition>;4 T3 U) V9 Y. |; q5 E( _
(4) for <condition> to <condition> loop
5 e0 `& l- X0 T9 b2 x5 ^ <statement sequence1>;. P: i* t, ?0 P
next;/ ~4 b/ _% s5 \3 M2 u, P" U
3中断语句7 {" [' ~4 G2 Q7 p9 z+ }* M8 q" W
waituntil <condition> prio <integer expression>;
$ H: [0 U0 O3 p3 w7 D; i
# h2 E: N5 ]. k- T
6 U& A9 B3 F+ m: A% Q/ C% t6 }' Y: X以上为常用的函数！
1 X" E% \# I, E V; K还有很多，如有需要我把资料发到你邮箱里
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