|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句9 M' W; e2 g7 A+ c4 o8 G
if <condition> then
0 M% V5 d+ ]% i% P/ G <statement sequence1>;, B' R* a Q8 ?* p$ N
elseif <condition> then7 Y3 U* |9 ^2 d" T
<statement sequence2>;
) t; G7 G" q$ }4 E+ Y: x else
/ Y+ \# X/ G7 c0 F x <statement sequence3>;
9 {9 u: t" @- m9 r/ r0 B7 r4 F end;
% c3 m# \( G% o" E8 a如果分支比较多，用：
& }$ Y, x& ]. g- R3 \! j inspect <expression>, o( n0 \2 S6 E' d. G0 v
when <constant_list> then2 Z( e& X- g# f/ F5 F
<statement sequence1>;
& X/ [1 M, S5 S1 t when <constant_list> then
: p+ r- j3 Q, G# u6 ^+ M <statement sequence2>;
6 b/ U% y8 G4 H0 S. a4 O ...- R2 V/ P. Y2 {& D4 w
else8 d6 ~. ~+ G) ]! ?2 @+ I
<statement sequence3>;
- A; L: i/ l: Aend;2 z; l2 D, A6 W8 B
! T- S" U; U7 k( z" L: |3 p
2循环语句
4 E% F& M5 n4 Z! j; o (1) from <statement sequence1>
" w# w/ i/ j l4 T8 T p0 r until <condition> loop# V! d- b$ ~' d
<statement sequence2>;8 B: Z0 @: o/ [) L5 s
end;
9 ?& _3 q, M2 `- A( T (2) while <condition> loop) K6 x+ a" d; o* z5 Q
<statement sequence1>; }, A" E9 C4 D# @
end;
7 v; X4 k5 f; E) @2 w (3) repeat
5 B3 Z" y* h: Y% @8 o0 E <statement sequence1>;4 _8 V/ Q0 {: l" R' N8 F
until <condition>;
: W. L6 O/ B9 J- m& k8 P (4) for <condition> to <condition> loop
7 B% \+ W4 s# L$ q ^ <statement sequence1>;, m k2 K L# N
next;
' c" W/ W$ B9 d' H4 @3中断语句
+ U; a% x. y, J1 q/ _1 A/ P waituntil <condition> prio <integer expression>;
7 ^4 J( H( o, y/ J5 h5 G
( g4 [# T1 f) U$ i, {, T8 F( u6 @4 r
/ R& e% Z1 C+ ?4 } O0 X+ C) K以上为常用的函数！$ {* B# t1 q/ `7 @4 E
还有很多，如有需要我把资料发到你邮箱里
6 a% T5 ?" m+ u( `4 O6 L
: ?. d5 o9 p, k: I4 s& C" g3 @$ s4 y7 {
! L: y4 Z. m* b7 ^9 F: D' H/ v
' x2 w; p9 B- V 2 G+ F4 f6 O4 f9 }% u
0 E0 y* s0 W$ A u; ~3 c
# W6 y5 ^/ V5 \; Z0 Z1 F
+ |) n5 Z4 t) N) t. R, ?8 e
/ F" N& v/ ?; N8 m1 k. B
( N: u9 E) [1 A* F5 z0 G {! k ) o' L6 a% C/ \
|
|
[复制链接]
