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发表于 2012-11-13 08:48:12
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1判断语句
e% F. k$ a+ _5 X1 a* k0 K7 n) H) ] if <condition> then# |2 f! J3 m- t: R' D
<statement sequence1>;) J" H) i2 p2 h$ C( y
elseif <condition> then
% ?, K: |( p z9 W `$ N <statement sequence2>;; Z5 I" f0 [3 n" x8 U3 t1 b8 u# S- l# H
else
0 V" f6 [* X) @% M" |4 t: z <statement sequence3>;
8 [& ~/ l& R: a, N4 ^ end;
! T9 d A/ e) ~( \如果分支比较多，用：0 Q) w1 m8 ?$ Q* I2 g9 C4 m( Q
inspect <expression>
0 i7 j% J# }" F& U* ~ a when <constant_list> then/ k1 u9 C7 H6 P/ T$ G
<statement sequence1>;1 p0 [- c+ Y- d
when <constant_list> then
9 `$ a$ {- a% f2 @6 I: d <statement sequence2>;
+ d9 O1 Q4 u7 q. [$ I ...
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<statement sequence3>;6 \" I8 Z5 ?! M; V1 f
end;
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(1) from <statement sequence1>
5 `8 n! ~) u e( Y7 D until <condition> loop* n* V7 @; z4 W% c: H2 v- S5 B
<statement sequence2>;# F" d1 U0 U% O/ @0 X n
end;
w4 O3 h# n) A+ N( W+ F/ A. w (2) while <condition> loop% V) g# |5 D( V5 t/ e- \
<statement sequence1>;
2 ?- T1 q+ c/ H% c; W* W end;
; n* @4 m8 J" S5 W( J8 l6 z( r (3) repeat
: a$ }1 g6 }" Y7 R <statement sequence1>;! j1 f/ @3 y& p _( h
until <condition>;
. _( J$ i X2 M8 D; m1 F* g" y (4) for <condition> to <condition> loop
& E) X1 m; G* n <statement sequence1>;
& c" u- B' i$ n9 r, j! S next;# @6 C% M% A* |+ L0 e2 F
3中断语句
6 ]1 X% _1 r8 ^ waituntil <condition> prio <integer expression>;
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以上为常用的函数！/ I; i: R( P8 Z/ U
还有很多，如有需要我把资料发到你邮箱里
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