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发表于 2012-11-13 08:48:12
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1判断语句% W5 b, {" u/ \; q6 \7 R: D$ g
if <condition> then
6 n5 U B4 O0 `; ~, m+ U! f) ` <statement sequence1>;
$ G# c( N! h, q elseif <condition> then" V" K9 Y# {5 o) r2 P
<statement sequence2>;
z& i2 e1 u( G/ z2 A else
; o" v' @0 h# r+ d5 B' `, K <statement sequence3>;
: P3 o- t3 Y x: n! c5 J end;
3 ? Z6 {% J( `8 b W) y4 Y如果分支比较多，用：" U6 i+ D- P, d* I! l
inspect <expression>
8 X1 A1 ?/ S3 l( i8 R when <constant_list> then
$ T {$ `0 c4 ?. F8 T <statement sequence1>;9 n; o! x4 J) C5 J0 Y
when <constant_list> then
# O/ ^! Z" n% p, ^3 G- ] ^; \ <statement sequence2>;
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else& z( _" ~/ `* W# X: t" z6 O
<statement sequence3>;. i/ z( f+ E, U& i6 J
end;3 j6 b7 W& M( r& {
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2循环语句$ t9 p$ P0 M- G( l/ G* c- J! p
(1) from <statement sequence1>
3 n# n" `1 _- I0 @' D" H until <condition> loop
4 }( c. I% ~* {1 `* ^ <statement sequence2>;# @. e3 b; l6 D6 d, ?; l* L- k. N
end; _ @5 B5 P- o. x! ? V7 q- D
(2) while <condition> loop
2 R- S( s, F1 N& { <statement sequence1>;
3 V# y4 H- P a end;
3 K: j# D& V' b7 k0 V (3) repeat
% m5 k: C2 |# F" z. F <statement sequence1>;; w) {8 ?/ x0 Z5 j+ x* Q
until <condition>;
/ }" d- V( i0 X$ d) c' X (4) for <condition> to <condition> loop
( W; P p; J3 a) T# \ <statement sequence1>;
( r! Y! h! m' y/ E5 y next;" z& s6 A3 m7 r: C8 b, E, q: Z
3中断语句
: Q( m. R3 l6 ]" }1 ^, F waituntil <condition> prio <integer expression>;
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: @6 U6 w1 [! i* J9 O7 H* Q; o; ]4 {以上为常用的函数！2 v/ W$ K# L4 e& ^! _& n& `# l, B5 u% E3 X
还有很多，如有需要我把资料发到你邮箱里
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