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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
" T& ^1 [* p& I if <condition> then: X$ l. w0 z& h9 b @2 k
<statement sequence1>;9 C/ R: V1 t, \& \
elseif <condition> then
9 @) L6 a E7 J0 i, X0 M7 i, j <statement sequence2>;
' q6 C: V5 P4 k6 E( q else
2 @8 F+ A- h/ o& a <statement sequence3>;7 i6 ^3 {6 a+ u! ?5 S g' F5 P4 N
end;
7 G% w1 v) ^5 r! ^8 H. B如果分支比较多，用：+ @& f- _! B# K$ v s
inspect <expression>
% `$ J* L7 U3 t4 f% E9 T when <constant_list> then
8 Y# @( A+ e/ i7 |4 {8 a& G <statement sequence1>;
4 @% P" \& _: a% P {. ]8 N) E when <constant_list> then, M$ s, `- U f- K3 N! K0 E# q( L
<statement sequence2>;) k$ L& N/ o& [4 [
...+ E' _0 A/ j7 a: {6 ~3 m' p
else
N5 w. U! a% D$ Z; G3 o) k y <statement sequence3>;
8 l% I$ v' W. g+ D6 {5 r( ^" Cend;
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2循环语句
# ?4 Q W! I# S; ~ (1) from <statement sequence1>! g; ` |2 T; [7 |6 K8 ]
until <condition> loop V! S1 m d4 d1 L- i
<statement sequence2>;9 n+ N1 e/ m- l7 [" |. ~/ n
end;) b1 m0 p, |. b6 e. P/ m
(2) while <condition> loop
7 l- \% m6 t7 `6 [/ w1 G4 y, R n <statement sequence1>;
" c9 O" v7 G; c+ e' L8 o end;3 b! r9 e; c$ u8 W& P8 j( u
(3) repeat
& C9 [5 S4 l1 x! E9 g) d <statement sequence1>;2 b9 Y0 o( \! @; b
until <condition>;5 f/ ] p5 Y1 B/ n' g& |2 B
(4) for <condition> to <condition> loop( k1 J& X) C, I* K
<statement sequence1>;7 n p' m/ u7 h5 s
next;' ~1 W2 u( B W' \ V0 ~
3中断语句1 ^8 d/ e% @0 B4 ]
waituntil <condition> prio <integer expression>;; \1 u8 S# r5 i/ X0 X. |6 S# g
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以上为常用的函数！4 m5 f) e; ]7 [; N7 B+ y( Z7 I1 ^! \
还有很多，如有需要我把资料发到你邮箱里
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