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发表于 2012-11-13 08:48:12
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1判断语句: J b" T6 F) @% L
if <condition> then l( i) Z( s4 q: N) }# f
<statement sequence1>;
& Z7 s$ l1 \1 ~ elseif <condition> then
; ~# a4 @ `! r6 S( A. e <statement sequence2>;1 W# ~3 X& ~5 J q0 @# A
else 9 u. b6 Z# w" R* |) w$ g
<statement sequence3>;
4 O: q& L4 q( G0 h7 }; T! d end; U F; _( l$ e. }" r
如果分支比较多，用：
2 d, A x& I. n1 g" g& h inspect <expression>
1 |: C. M. Q2 a1 s when <constant_list> then
- ^3 g& @1 d# `6 ]# n) O: h5 V4 U <statement sequence1>;
5 j+ }4 D5 m8 L$ o6 v' ]& a when <constant_list> then
3 E) X8 t! g* ^9 q \$ j <statement sequence2>;, h' j# M# T% W* @* [3 @! @' `
...
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<statement sequence3>;* ]: [5 Q% T X4 T2 Y' @
end;
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2循环语句
+ y) O& m5 L# _ |2 N (1) from <statement sequence1># U- [7 D/ n( ?8 c* d! b
until <condition> loop
& P5 a( W0 v9 a* {+ M <statement sequence2>;
1 B/ k. ]$ J6 o F* U. V end;
0 f+ N9 E" Z! A3 ~8 G# r V (2) while <condition> loop/ m! r4 g i7 F/ _- M
<statement sequence1>;
! ]6 a' j# x% C- z' }0 V end;
( X: I5 R; X1 I/ }* D+ G( V& b (3) repeat
! C C$ Z% p0 A4 q7 R# P <statement sequence1>;
' R- H, ^- N& y# N( B! a0 s until <condition>;% G) M5 ? {: q* u, n# L
(4) for <condition> to <condition> loop
; z6 F1 A, O7 x6 M( J: h. ]' N8 { <statement sequence1>;* P; X. ]6 O6 f- r( p
next;2 r' o( `6 E) a: O5 u: U
3中断语句
1 x' m% n( ?4 m- ^ waituntil <condition> prio <integer expression>; T4 T# F8 x$ x) C# y. \6 P
+ Q" M! s' \. U
5 } U' _3 L) {0 K以上为常用的函数！, F0 W. N+ T% X" v/ y- ?
还有很多，如有需要我把资料发到你邮箱里
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