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发表于 2012-11-13 08:48:12
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1判断语句1 k/ R3 U4 Y& R8 e
if <condition> then9 H$ w* \: `$ G% m
<statement sequence1>;
# ^: @, o2 |( z2 @/ b% d2 L elseif <condition> then
3 ?2 ]% O& e) e) O <statement sequence2>;
& @+ l( z' M) s1 R1 G0 }" Z else
4 b0 |" Y- ^2 F. g: R# G8 I% \ <statement sequence3>;7 t% K J) T$ H
end;
7 d" z; j9 K& @* E- F如果分支比较多，用：* l% I0 x8 T( Z+ k' z+ }
inspect <expression>& l5 q5 a& N6 ~+ W
when <constant_list> then3 K; G7 W P. d" N
<statement sequence1>;! b2 T6 ^0 X/ I' l+ M
when <constant_list> then K, a$ F+ e9 Y5 M) P! w
<statement sequence2>;
, l1 N: ~# q5 ~5 L* | A ...
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<statement sequence3>;! M; k# |+ i0 h. Y6 g& t9 D/ [$ H
end;+ J( k6 L% ~/ J u
) b+ j+ G K2 p e$ b* W5 v4 {2 _4 W2循环语句
; ^, O' k. Y; t# }1 M. H" s (1) from <statement sequence1>+ r7 Q7 U$ I+ K% r' S$ f0 w
until <condition> loop
" C; a; W! f; M$ Z4 F/ a# |$ i1 k <statement sequence2>;
+ b# y8 D2 I3 H$ J# w) |, [8 Y/ T, Y end;
& n5 R- I6 F7 o7 | (2) while <condition> loop
2 \7 K b& H6 v. w <statement sequence1>;; X: P; r! S, N# J$ l
end;
/ [- ^1 F2 _0 J& Y (3) repeat
! L0 A3 E" J8 a( M6 Y) n0 y <statement sequence1>;
a+ O8 _$ E& T until <condition>;& r* X6 u' E) J' F
(4) for <condition> to <condition> loop$ W9 @% i! k% S; z) ?
<statement sequence1>;4 P* z+ _5 E, R
next;0 {6 A$ w3 ]* p- R3 I
3中断语句
3 J Y4 u# [+ C# n/ f1 |# U waituntil <condition> prio <integer expression>;* h3 w. f. e8 f2 |) H
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以上为常用的函数！
* {& F$ H5 W' ]# D! [; D还有很多，如有需要我把资料发到你邮箱里
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