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发表于 2012-11-13 08:48:12
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显示全部楼层
1判断语句
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<statement sequence1>;
6 p1 l2 P0 \) ?# a' C7 ~) r( V4 G elseif <condition> then! U! h% w9 q& M
<statement sequence2>;) ~/ F! S: o& Y7 `$ a& l
else 7 c/ _; f! N: F# x! @$ P6 h( v
<statement sequence3>;/ G* P& w# \6 _1 U+ b
end;' w; p0 E: B( k& J) |
如果分支比较多，用：% Q- J8 `9 S& v/ M8 e
inspect <expression>" R& O; L& [9 l8 Z9 `( r
when <constant_list> then
; r+ |% x! ~% _ <statement sequence1>;
7 }, z6 `% L2 W5 L! J; ^; L when <constant_list> then- K5 z/ Y7 F/ R% a R- y
<statement sequence2>;
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else" q0 A- O8 a9 j+ i! U4 L, i
<statement sequence3>;' _( y8 w) M: K- s+ \7 T) L
end;2 g, C; A/ s6 S. F6 x( h
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2循环语句( P9 }* C5 ]' |$ F! M, @
(1) from <statement sequence1>
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) T" X3 P# @3 q9 I8 {+ t& c <statement sequence2>; W9 A/ H5 g0 F+ D
end;
: e2 u$ l$ l( d$ f5 u (2) while <condition> loop
1 d- D" v0 l7 O) K- z <statement sequence1>;* @ W2 c8 P0 u5 H6 R
end;. `% k1 }$ O8 e( F3 p
(3) repeat / i& G) }# y6 U
<statement sequence1>;7 U( E. |6 h a* p: ~8 s
until <condition>;
) H1 [% `* g! j0 \: v, V (4) for <condition> to <condition> loop
6 m. s6 g1 b0 U/ E W2 a/ C <statement sequence1>;7 W! J, k3 G \4 o- ^
next;
6 _% ?! _0 M- r1 _, Z/ b, k/ X3中断语句: h3 N, V, l' R5 m
waituntil <condition> prio <integer expression>;4 o# f5 y& s. x' s9 Y; F
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, f; r9 s* M/ I以上为常用的函数！& f4 N' E1 u# u( u+ J4 o3 \5 |" L# K
还有很多，如有需要我把资料发到你邮箱里
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