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发表于 2012-11-13 08:48:12
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1判断语句
+ \; w9 p; y: b" L, l$ ]7 W if <condition> then
' b8 r, F' ^! T5 F/ U, M( q <statement sequence1>;/ ~: N: h* k& Q4 b0 ^! t0 F) s
elseif <condition> then
! z0 k) `3 _0 F. ?: t& l <statement sequence2>;
$ [8 k0 H. s$ H9 f0 N& H$ I else & x5 a8 |% s7 o% `/ I3 f3 d
<statement sequence3>;
& ~, I; Q8 V6 P end;$ b7 }" O: H! ^
如果分支比较多，用：
# B# ?8 a0 x% }5 i3 r inspect <expression>! \ D1 z" E) |7 }8 } Y
when <constant_list> then
) q1 s1 @: E; A+ A/ d <statement sequence1>;
8 l' x& e; H1 q i8 s when <constant_list> then
C' ]* b( ^- w4 |4 V <statement sequence2>;
* A- r" C& U# e- H+ D; f( M' S ...
( Q. {+ `* E) z$ K: B1 S' s else% Z1 u# N3 e) o$ @& p
<statement sequence3>;
" L- g0 N/ Z$ Tend;2 [- \' S) y: z9 V
" H9 f! k: B9 E( ~- G% M2循环语句
) ?3 P8 C1 c' a; n/ K; \5 L (1) from <statement sequence1>
, h* l3 S7 f* `- k" u until <condition> loop
% ^' F$ O1 ^" ?0 [; a <statement sequence2>;
+ C9 {* R" @ Y' j end;3 J% b6 }5 w0 |( ]' u" [4 v3 _
(2) while <condition> loop
7 t$ @2 N) p% Y7 }& a <statement sequence1>;
" A E; e4 V8 m end;
( ]0 g2 x g) U, I. S (3) repeat 0 v0 V0 S1 |' e9 O) E( {
<statement sequence1>;
* x% \ E4 V) E" G until <condition>;
: b$ Q0 f9 P k (4) for <condition> to <condition> loop3 a# |- w$ N ~. @4 ?) ~) H7 n
<statement sequence1>;/ A' z; C, T' o) @
next;
0 `1 K! r+ J" O! }2 K3中断语句; w" M# m6 e/ \: |- L3 R
waituntil <condition> prio <integer expression>;) M: R3 W p% p. Y) V- T
1 `# i, J V, A, o1 J1 y8 y- W8 T1 h) J5 g( a
以上为常用的函数！
* I6 X \5 X- P0 \% N+ |: V还有很多，如有需要我把资料发到你邮箱里 : b: G9 l4 N- ]( ?$ K1 [& I* S& A; u
, Q7 Y( i9 j+ W9 ?: S. @1 r
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2 F2 Z* u4 |& B: G3 v
8 d, p' H) o; _# L. a
$ m. w6 ^, F! d' ?" {
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