|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句; H% |5 i8 |; Q6 H- w/ V- l& [5 g9 B
if <condition> then( D/ w) U7 |5 D; \4 I& _& {
<statement sequence1>;
, j! G( X( w! u9 p/ ` elseif <condition> then+ Z3 a0 v. d. m6 }
<statement sequence2>;" {! E. X3 h5 p: y8 |2 l* O: `
else
7 T8 u% | E# s# |0 M0 n, K <statement sequence3>;
0 N @ e1 S$ m5 q. m; b end;
9 [2 ^/ E' \0 ?6 a T5 E如果分支比较多，用：) n. A/ b$ p& n0 `3 Z) F
inspect <expression>
$ \ ^( _3 s0 a. ]9 s9 | when <constant_list> then* a5 A; O& l3 u: c* ` B' k O
<statement sequence1>;
6 Q6 I, ?" Q. H. c: s, J3 M7 b when <constant_list> then$ U) y; N7 N! Z% G. Q! |6 E
<statement sequence2>;0 G! d/ U+ h2 w* f
...
$ r: }( V% e7 }: t; z) X: _; n else
* l: M- c5 F* }! V% d <statement sequence3>;7 B; W6 r* P( m& r5 x
end;
& {2 i5 H# Q( W6 q; A; ?- R, T" s4 U' g% M" R$ m% u& P) o
2循环语句% t) R+ J6 k3 T
(1) from <statement sequence1>
8 T* x l& A1 q+ X' ?4 g until <condition> loop4 r% v! Q2 B: y+ l9 c0 p
<statement sequence2>;: }5 N; y1 o, P
end;
A w+ O8 F- r6 y (2) while <condition> loop
& g' ^( C7 u: F- H; R, T <statement sequence1>;
2 S' M: S( C; I3 k; N! _$ m' b end;
" I1 r& V {) x2 l" W' M: ~ (3) repeat
4 G ^) ?: j) {2 _' Z9 B* S& Q <statement sequence1>;. v- i% z. y" l* r
until <condition>;. [+ g- m; X9 u, D; O
(4) for <condition> to <condition> loop5 e0 B1 v; q# x
<statement sequence1>;" G8 ?. ~% v6 V8 h7 i5 T
next;
5 o6 U, t# E! l1 Z3中断语句4 S0 E$ }6 o6 {* y
waituntil <condition> prio <integer expression>;6 u# e: L- P9 a z& m
% e b" v& F M3 E
+ g) S+ e, ~) G4 x8 S1 G
以上为常用的函数！
: F, ^3 _' |5 r Q5 Q& n% b. c8 q9 E; C还有很多，如有需要我把资料发到你邮箱里 4 e1 a% A2 w$ U+ w- I, _4 M; G
7 G" W* q& d; G- \/ g N7 a
& t5 q9 k, N6 h( e) |% _! O* H% X
8 p( Y- L4 V& s0 p2 d* p 1 N, T" h4 q- t A
3 G7 z( s8 \$ |4 S5 d5 c8 d( L. s' ~1 F5 t
. o2 y; d: T) D+ J7 ]: ]" {( t0 [
: b+ [5 q4 t, `2 N
7 e, _7 ^" I/ D$ z; m" z
8 E8 Q3 w" j6 }$ ]$ B4 f2 T |
|
[复制链接]
