|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
2 m: v7 z5 ~2 G( w if <condition> then, C1 O6 w `% d' X
<statement sequence1>;
4 L" B2 X* s5 y" M% b elseif <condition> then7 o% ]3 P9 \8 k G9 [7 `
<statement sequence2>;
" N y) y8 S& g3 _/ ~! g else 1 |& M) q$ d; j( y7 p
<statement sequence3>; T: o. T6 g2 |
end;" J/ u9 F- r4 Z7 o9 q
如果分支比较多，用：
9 {! s# t- U; \( \9 [/ n P inspect <expression>( ~6 m2 Y% L4 E. k3 t5 F5 ?/ b
when <constant_list> then+ I( p. ~6 l9 M7 {
<statement sequence1>;9 h% B0 k1 v, g; Z2 L( \$ Z
when <constant_list> then
4 [3 b; w j8 R- q <statement sequence2>;8 Q9 o5 s+ f0 w4 r" R' J
...9 e; x; L9 |8 y' h. W
else
Z* G T+ }/ Q- t <statement sequence3>;' o- ^: E/ P# U
end;$ D" S) B7 ^$ u: c+ X
. d2 e n) l: B8 k6 l% A
2循环语句6 U& t% V; n3 i0 a5 Q. F5 l8 U7 r
(1) from <statement sequence1>
5 p% L& H @$ Y) d: D7 t until <condition> loop
, |8 E/ k) c* [7 N <statement sequence2>;. k9 C0 s7 b+ n' t* c+ b
end;
( r E7 x) d3 X% W! {. E# w6 X (2) while <condition> loop
+ J5 E [0 H0 r3 `# m <statement sequence1>;# ]' l7 F9 _: P9 e
end;
. v- @4 t1 I7 m; k B) U& u: H ~ (3) repeat
# |# c4 C8 B3 A5 u( a* [ <statement sequence1>;
9 ]9 u& n; p9 w) Q until <condition>;
% K6 k( J' P4 r (4) for <condition> to <condition> loop6 ^ V% W& {! Y& Y/ ^* }
<statement sequence1>;
9 b$ E. ~9 q$ K next;
8 }% n8 {: d4 P+ ~2 C3中断语句2 h, g. s: f0 v, Z9 `
waituntil <condition> prio <integer expression>;" P, J1 @$ W' s/ A5 n4 @; ]
) o- O6 N) _& \& m4 R/ }6 q
& f0 p% W/ i2 ~* b# \以上为常用的函数！, k8 ~4 a7 f! P5 x* J/ V L1 o9 ^
还有很多，如有需要我把资料发到你邮箱里 4 ] F ]. W0 X" b! d5 w
3 X: j7 ?5 O P3 M. ~ f; v. c
2 p& R3 _, K7 ?- F Q8 N: p( K) s% @ s8 r$ @
& _8 ~- g8 y$ [ Y3 m! P
9 s9 t1 C2 Z9 O2 r: o6 y6 F- b" j! B' k) {9 g. W
% ~+ r. W2 J0 n* ~
5 C* W- c' ?8 }1 ^ u& Q% I+ k1 }! V2 l7 i: ~/ V9 M1 \# E
: x/ H. X; Z0 d3 k9 W; i
|
|
[复制链接]
