|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句1 }2 w1 {5 `6 Z0 ^
if <condition> then4 ^3 J, z0 L5 p$ ]4 F" ]7 S
<statement sequence1>;
5 a0 c1 f3 s. _! V/ p- w3 B elseif <condition> then# Y S3 P `' q: [
<statement sequence2>;
3 k8 J5 A7 o6 i9 ?% D f. F F else - I1 ^* {. }$ Q9 g- I
<statement sequence3>;: ]% B8 U2 W) q z2 W8 g
end;
% `8 w/ e- x8 K' c如果分支比较多，用：
& [, ~9 R3 x7 \# ~, u! |( y, k inspect <expression>& n; r$ ~( b9 ?# n8 E: b
when <constant_list> then
- f/ x6 Z: x4 D) x, G) A <statement sequence1>;. D/ Q5 ?8 {2 R
when <constant_list> then
. u3 C+ B9 a/ a) {1 h7 q. e <statement sequence2>;
7 S2 l% s5 e# _" h3 L ...& m2 H2 N( N' S2 |" x
else
, J y( q& X! _3 {5 Z <statement sequence3>;6 `4 [8 Q4 R9 @- h( c$ }
end;& H7 L) P/ { W' i* J, Y+ h
% k, z e) d& f0 `) g, ?5 {9 p$ z
2循环语句$ {* T& L& ^; Q' n, l& x d( H% E
(1) from <statement sequence1>
: N; n3 \0 L/ J until <condition> loop# r0 t1 q3 M2 \3 G
<statement sequence2>;
: x1 G* e! N5 k end;8 b5 N o( t3 P* V
(2) while <condition> loop/ j! M" b. x7 l) V5 k
<statement sequence1>;
" e0 Q7 j( C3 C: X% g v5 V end;
1 @: r& K4 R# X4 _. C (3) repeat ) q1 y) T$ i5 `, \+ o
<statement sequence1>;
2 _' `. w- k# J' E5 [- Q until <condition>;" O2 s3 L. Q0 m
(4) for <condition> to <condition> loop
2 s' g# E) T+ U1 r P <statement sequence1>;
, }1 ^7 T# J$ C' Y& m# \% E next;
+ H" g7 G. L9 F2 y5 g) \: V& W3中断语句$ N3 V# r( |0 r0 d3 v+ Q
waituntil <condition> prio <integer expression>;% w# @6 W' Z- P
% g5 {; T% T3 E
* g: q7 p$ R* `以上为常用的函数！, [* e! F& }: D/ A
还有很多，如有需要我把资料发到你邮箱里 # F' a1 Q* U. m. Q
4 s d3 f5 N. |& f7 c8 O4 @# o* L
3 g8 y; t1 O. a# H# }8 n
+ [/ D$ V) E& _+ u& x4 e
+ r. X# S1 D$ r7 K6 e) v5 u8 {0 R& g3 h4 f
@( b3 v" b" x, x( y6 w: F) t, Q8 q- l2 K& E2 d
+ Y e& H+ h5 i# c* Y" O& D m/ t
) B. _1 z0 V1 t! _. A0 i: l1 |5 R
. S3 [) I! X( P- n# }' W# {# x4 G, f |
|
[复制链接]
