|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
* t- n9 f) ?1 r% h if <condition> then
5 O/ ~6 G# p# ? <statement sequence1>;4 l! M) ~+ u6 P. q
elseif <condition> then
, W2 m3 K, n6 t3 F/ F ?: t <statement sequence2>;
- h9 V; P4 q/ n( q+ F; p1 S6 Y2 Y else - i9 `, z; d% E% E1 W
<statement sequence3>; w; T3 Z3 T/ ?6 s, a
end;3 r& W. `- k4 v
如果分支比较多，用：
! ]% F% S: `0 z: r* f inspect <expression>
' z1 a) p4 W' v5 A* \ when <constant_list> then3 F: [$ J, g7 S% N# f# }
<statement sequence1>;
) i( \! N9 E+ ~" X% a _# O3 Y when <constant_list> then
6 D6 E' b' ~8 R% j/ G <statement sequence2>;
x" h: s$ R7 O+ e f$ x C ...9 q4 r" L( W8 k& y+ p1 M! `$ R+ U
else
4 F- C# V# z a. N# U9 {+ L <statement sequence3>; B* M+ X( Z' P) s& e* C
end;
5 O% \4 e c% I7 Q9 W
: u' ]- o; s$ n* Y( J& r" N& d2循环语句
% u$ l W' t! R% `) P6 f. w (1) from <statement sequence1>* w3 W/ q- Q" ]9 v
until <condition> loop4 w R) r5 C% k8 L8 B+ _6 G" ~
<statement sequence2>;
* y* z8 f5 y% K end;
4 O* ^4 [6 v6 S* y% y e, V: p (2) while <condition> loop
$ R5 d1 U' B1 h$ J, i <statement sequence1>;
3 D* B' v2 Z' p, \% c end;
+ V& J9 H- s( @2 h- {; _" ]3 h (3) repeat 3 e, K' K5 l" A% f1 M/ Q6 i4 H
<statement sequence1>;; V: [( `2 i' q
until <condition>;6 F. E/ {- b( v% K
(4) for <condition> to <condition> loop
( I' u, d+ ^# B& r. H S <statement sequence1>;
* J4 s8 ~0 b" g$ T, I! f7 ]9 R next;' w" h/ b) V* v k
3中断语句# a' a& _/ x( B. x6 ^
waituntil <condition> prio <integer expression>;
; v( g& F% g% g7 S) B, R4 K0 ~' C( E0 Y0 D, X
* }* d* G9 j7 U K9 y% `1 A& c以上为常用的函数！8 k5 P: s* Y0 E, @
还有很多，如有需要我把资料发到你邮箱里
* N" A1 u3 D' v
+ q n8 M6 D( H/ ?$ H
, I7 _ \" R; T; W& x6 Q
; W* o' Y/ a, T- k0 L
' V# ]8 I3 C1 A1 `: v- D; L0 R' R6 a' I5 z
2 X5 S5 F! z" r, D$ q: D
7 K8 n8 x0 ]; S0 s
% Z3 ~2 |0 ]7 p, A) h
5 Y# T2 n- U$ X/ {
# {( N9 Q7 P5 i: a' i' \ |
|
[复制链接]
