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发表于 2012-11-13 08:48:12
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1判断语句
e. }" W- g1 P. x if <condition> then; W+ ^: Z& i; B0 s
<statement sequence1>;
& X% W+ V: _5 C! L+ }7 a" J V elseif <condition> then/ b( {$ [2 j3 s3 f, p
<statement sequence2>;
8 E1 n; @9 i0 k r3 ^( G( D. p else
: ^6 k. I! o4 }% u% L1 v% W. T <statement sequence3>;! H; y/ S5 O' B$ y. U% \( r8 b
end;
5 W; ~1 P. R/ S& h+ G如果分支比较多，用：8 _' ]5 e: W8 |+ x7 H
inspect <expression># `& n7 R' |# {- U9 b! m
when <constant_list> then n) P0 \5 ], y+ z! D
<statement sequence1>;3 Q, e2 v" Q# \5 ~% j0 \
when <constant_list> then
Y& G6 ^" @! j: ]& H3 N6 D <statement sequence2>;! N; x1 ^9 j% N
...
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<statement sequence3>; u; K: c; s2 x" H
end;
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2循环语句) ]0 `8 S/ `" H( f
(1) from <statement sequence1>
" L. c4 u$ m3 I! r: e0 O1 E4 t3 ?$ }; G until <condition> loop% j- ~5 E2 ?7 y% s, P# W9 j
<statement sequence2>;
2 Q4 g$ Y2 j+ D% Z end;
$ o" n/ ^0 h0 K8 V- I- Z9 ^ (2) while <condition> loop
) P9 x( a, X( u k; t6 M T0 ]5 d <statement sequence1>;
6 O6 Q1 p* N Y) J" ^ end;8 P7 ~ p7 G7 y8 o/ c5 }
(3) repeat
( y4 R+ Z! f2 G) } <statement sequence1>;
W4 N T6 N/ s( S) ` until <condition>;
/ o! z4 W; ^$ V3 A8 k (4) for <condition> to <condition> loop0 v& \# T l0 k& K1 @
<statement sequence1>;
- P6 N5 T: R: ~8 G; ]+ G& K next;8 H6 i8 t& r1 k0 n
3中断语句% V3 V2 F3 Y7 U# v. h
waituntil <condition> prio <integer expression>;1 m- K- P7 }) ], O; f6 ] f
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( Q# E; H f# p" U: o% ~9 u以上为常用的函数！7 _8 C7 [3 a( O: R
还有很多，如有需要我把资料发到你邮箱里 - F2 ?. t( @2 {8 ^
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