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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
5 t, C9 ~5 C# C( ^ if <condition> then8 K% i1 w4 ^+ z
<statement sequence1>;6 e1 y& _' N9 @
elseif <condition> then4 J2 ^4 U& `/ F& z
<statement sequence2>;, Q" A4 C+ y) y& d& Y
else 6 U! j$ t x3 H- E# r2 l
<statement sequence3>;/ l1 Y6 j3 E1 B: u5 u& w+ I5 T
end;& n0 C+ Q. e% G/ P$ c
如果分支比较多，用：' J) q7 N, }4 @: g
inspect <expression>; Z" e1 ^ L; X3 G/ t
when <constant_list> then
2 I$ ]! j) z7 d; U$ b <statement sequence1>;3 S4 D' t1 p# W% o4 X
when <constant_list> then
5 r4 ?" J3 u- P3 Z <statement sequence2>;; x2 N; Y- @" f( j1 G! x; V" w
...
, w2 }* q+ H" v e" w. g else
# {( p# @* i: P( S% j# ^9 g <statement sequence3>;
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: F; c/ x8 T1 s+ X. N7 j0 Z. n2循环语句7 T2 D) V3 F2 U2 o
(1) from <statement sequence1>$ u1 |, W4 E5 p+ U( a% r! w& O# \
until <condition> loop7 K, H) Q- b; V4 H: ?2 o- A
<statement sequence2>;
6 O9 {2 m) V- r# |6 ]# W: j2 e end;/ J' q+ f% M' B! Q
(2) while <condition> loop. y8 v$ V' ?, e3 o
<statement sequence1>;
& B) V, P H4 {/ O' a end;" V, J+ `; k4 Y4 h: S$ h
(3) repeat 2 Z% i* o' ~! z
<statement sequence1>;2 F6 y2 M l0 w* h
until <condition>;4 F- K+ x2 f _' F9 {
(4) for <condition> to <condition> loop$ u' ]: t8 e" y: c
<statement sequence1>;
, B! @' Z) v F5 Z& P next;: r6 o! h6 k4 {) B6 E0 S1 o
3中断语句
0 \# x/ N0 ?, m3 ?, F* r waituntil <condition> prio <integer expression>;$ {, H+ Q& {+ P/ z4 k9 E- c1 [2 a
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以上为常用的函数！
, J- v8 H8 y! d* l0 Y( K3 q还有很多，如有需要我把资料发到你邮箱里
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