|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
3 s6 n, W C* v, |( V if <condition> then
7 u; S. `, O1 l8 E$ R <statement sequence1>;
: r& s+ t. p$ g# b7 N( Y elseif <condition> then
/ Y i! {, {# ] <statement sequence2>;
6 N1 z3 a- n7 I& ] else
7 M* C; N. ^% H( m0 } <statement sequence3>;5 L2 p. h. N6 t6 B! K- d
end;
- c6 c0 A( a) D1 K如果分支比较多，用：, t; @' e8 M; q5 E1 \3 `0 q* o
inspect <expression>3 H* i6 D. |8 D( p( E7 Y0 v) \
when <constant_list> then
7 m8 L1 \/ N3 B <statement sequence1>;
' H3 K7 }! l8 u. F: \ when <constant_list> then# ~' B0 l$ l' { P3 ~, X( ~
<statement sequence2>;9 [7 S2 x5 _! U; O
...
2 r8 U( G ~6 }. m, c) }& q7 T- O else
, T2 Z: e3 E9 j1 [/ M( V+ _* T5 n& g <statement sequence3>;/ u* }# _! _$ M$ E
end;
( H$ ~0 L( |2 n' m0 t, o7 w. n, W( E, A1 J1 F; d9 `6 `) M1 B2 H
2循环语句3 ^6 \5 _' b; }
(1) from <statement sequence1>
: J# I6 X, ?/ I5 C8 A- t7 p2 V until <condition> loop
# G, R0 L+ _( L4 h6 z, e <statement sequence2>;
7 T- p0 o3 C+ J0 ]! v4 _6 S end;
) y$ f/ R. `& U2 q% F; ` (2) while <condition> loop
, X+ B) u% N0 {+ J$ v <statement sequence1>;/ c2 l3 J0 @, t1 i5 o" x+ F
end;) s# Z' r9 ]& k4 i X# {$ W: h; ~
(3) repeat
/ J; `8 C) a { q <statement sequence1>;1 ~/ t6 P+ P; d! I) w0 I
until <condition>;
; ~ Y1 z& R5 Y* a% Q (4) for <condition> to <condition> loop/ |% e6 q3 x" ?' x, R6 T5 G
<statement sequence1>;! _0 |! n+ g6 S( H; _0 p( k
next;( T8 N( T& g! F2 t) {/ d
3中断语句
# t; F4 W7 K$ d4 w/ \ waituntil <condition> prio <integer expression>;+ z, V% g2 P7 D5 y
5 j1 o1 N3 q. L. Y" t4 I3 u+ A1 Q7 l' H5 W
以上为常用的函数！
1 N# ^1 ]& M; z+ b8 D还有很多，如有需要我把资料发到你邮箱里 % j1 H1 O/ q+ a4 @
& E! }; i8 I- T) J" o' T# Y' k# w/ Z& a6 E8 q) ]- {5 n( }
/ d2 Y' _+ y, u y- b0 n ; M Z* Y4 x$ G2 k& o" q
) }% w( U- e7 ?$ F# r" u
+ G* N, q' |3 W0 ^0 S1 _* W8 b! \5 Z3 o
" A. v: d) P; J' N2 d- C* {9 T5 k
/ A0 J n% m# S) t
. D+ I- p. X4 Z! _, K: ]
|
|
[复制链接]
