|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
3 y# n, \% k) } if <condition> then. g+ S! f( r8 H
<statement sequence1>;
/ Q) J* E( @8 ^* E# U elseif <condition> then
4 e% w0 s, |4 a1 Q6 {5 l% Y <statement sequence2>;! S: m6 C% r% m. [
else ( ?3 U% I3 U: R
<statement sequence3>;
: f( y J. }, r, @7 |( | end;( X3 u: s8 D V
如果分支比较多，用：
' \7 b5 _2 k1 M! D inspect <expression>
* c/ a0 K g+ m D when <constant_list> then ]/ e* c: K, k
<statement sequence1>;
: C# o& r9 s2 I when <constant_list> then9 U* f c, p: n% c
<statement sequence2>;
( E# N4 ~, q3 `) z) n( ]4 v ...; I8 B. o6 A( U0 o! K
else
; c9 T! |6 l0 b3 ~" ~" q, L* L3 L6 Q <statement sequence3>;
8 N4 m6 F% x, D% Aend;7 D; F' P- }1 x% I
M- E& ^* }0 p5 T7 {, s" O2循环语句- @: h, C' B" B! k
(1) from <statement sequence1>
6 E; i Y1 l! g2 Y( R# b5 Q8 t until <condition> loop
6 E- J3 o1 c- @) Z$ _/ C <statement sequence2>;$ I/ t* c4 \1 V
end;- c$ i" R) a, c- ?% i( m
(2) while <condition> loop
. o1 ?, \: ^; u9 \5 Y) } <statement sequence1>;, E9 f: x7 O0 B ?( f; [
end;" h. k) T1 j7 ~% [2 e% [7 W i
(3) repeat
: e+ @) J2 |" R+ O <statement sequence1>;
" D# t0 R F$ B% A1 } until <condition>;
; K K# `6 _7 @( [+ b' f* s a (4) for <condition> to <condition> loop
6 W- W( ^; o% [0 ?7 [% E' k <statement sequence1>;
% g& T4 p& q0 i; s. z s7 W next;
# {5 I& f2 g3 m3中断语句
+ k. j3 M* s; w* D: D waituntil <condition> prio <integer expression>;
$ b( j* ?1 \$ [# T% ~ P' y' {; o/ Q$ f& ]/ y3 N
% W j+ k! H0 D0 L6 X
以上为常用的函数！' t! [" @; j, v* h- I
还有很多，如有需要我把资料发到你邮箱里
0 L9 w' z0 s* [0 D( R5 i/ N. y( R, r; J1 `
$ K& Z' T+ ?$ ]! t
+ v* N9 N, ^3 A# _( r7 d
" W' ]& d6 c9 v" \3 H/ r8 Z% Q# x# n4 P
* `/ T2 q( ]; V$ h8 X2 q) l) [0 d4 l# Q
! K2 J/ v5 Z! q6 w4 j3 p+ x c% }0 e2 N( f
& J4 G" C* B5 n# ]2 o |
|
[复制链接]
