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发表于 2012-11-13 08:48:12
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1判断语句0 r3 U& J d6 i0 o% [! b
if <condition> then( I+ |) P( ^0 _+ V
<statement sequence1>;5 h. D9 P1 ~1 A. q0 m: I
elseif <condition> then
- a3 N' V) l( Q8 _ <statement sequence2>;$ B' ^ C8 t6 R# |% \, W
else 6 x! R/ L2 D/ G9 M# s* t. O7 c* G: c
<statement sequence3>;0 m0 U' d) M4 x ~1 Q) m; h
end;
. ^/ C$ j. e. Z$ [5 k B如果分支比较多，用：
& ^2 `' ]" S. R. Q$ s inspect <expression>( q9 q( j+ H, o0 }& N( V) {. E
when <constant_list> then
. d! l* v, j0 R6 F <statement sequence1>;
* W$ i: N) `' v6 m when <constant_list> then" ], o- b5 Y2 v/ M- b9 i( L: G
<statement sequence2>;
( C3 M, d6 Y2 L. ^8 I) V9 S ...
$ C+ B1 f: @) }; f% }9 E# {/ V3 n. M else
* W" E5 I+ ?3 s5 C, z9 G <statement sequence3>;6 E- @2 e- v l1 R+ ^9 R
end;) x, L7 |* Q9 Q, s4 Y6 M2 }9 ^! J
% {/ v) o: j8 n2循环语句1 z# D# j; M' }* T: |! v0 a
(1) from <statement sequence1>
: k c0 _3 m$ R6 s until <condition> loop
4 B# W( S8 s4 D* Z$ T0 [( @" S1 { <statement sequence2>;% C: m$ \" y( L9 K, u, i& A
end;! T1 P, {* y8 v
(2) while <condition> loop: n* S1 W" L, P/ b+ X" O4 p
<statement sequence1>;
( _- ^& x5 V- ^# D, r) F! E+ e end;- M- G3 s% T! g6 Y
(3) repeat
a- L& _) b# r. V" B <statement sequence1>;. t f6 _4 K$ r- Y: x h; @
until <condition>;
* O S. F. p* F a8 L G (4) for <condition> to <condition> loop" @, {' c! B$ s Q
<statement sequence1>;7 C; k% B* o4 d
next;4 v- C: \$ p. N' I8 r6 }# W; @
3中断语句! r. W. t9 p' n( j! M3 U: z
waituntil <condition> prio <integer expression>;
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3 Z. M. s p6 l6 i) d5 ?
以上为常用的函数！
% l0 x; _6 j9 e9 ^3 x6 L还有很多，如有需要我把资料发到你邮箱里
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