📄 asp_net 字符串操作基类(安全,替换,分解等) --喜欢就打开.mht
字号:
=E4=BD=9C=E8=80=85:=E6=B5=AA=E6=B7=98=E6=B2=99<BR>#######################=
#####################/</FONT></STRONG></FONT></STRONG></P>
<P>/*********************************************************************=
*************<BR> *=20
<BR> * =
=E5=8A=9F=E8=83=BD=E8=AF=B4=E6=98=8E:=E5=B8=B8=E7=94=A8=E5=87=BD=E6=95=B0=
=E5=9F=BA=E7=B1=BB<BR> * =E4=BD=9C=E8=80=85: =
=E5=88=98=E5=8A=9F=E5=8B=8B;<BR> *=20
=E7=89=88=E6=9C=AC:V0.1(C#2.0);=E6=97=B6=E9=97=B4:2006-8-13<BR> * =
<BR> *=20
*************************************************************************=
******/</P>
<P><STRONG><FONT=20
color=3D#993300>/********************************************************=
*******<BR>*=20
=E6=9B=B4=E6=96=B0=E8=AE=B0=E5=BD=95<BR>* 2007-1-5 =
=E6=9B=B4=E6=96=B0:<BR>* =
1,=E5=8F=96=E5=AD=97=E7=AC=A6=E4=B8=B2=E5=8F=B3=E4=BE=A7=E7=9A=84=E5=87=A0=
=E4=B8=AA=E5=AD=97=E7=AC=A6<BR>*=20
2,=E6=9B=BF=E6=8D=A2=E5=8F=B3=E4=BE=A7=E7=9A=84=E5=AD=97=E7=AC=A6=E4=B8=B2=
<BR>****************************************************************/</FO=
NT></STRONG><BR>using=20
System;<BR>using System.Data;<BR>using System.Configuration;<BR>using=20
System.Web;<BR>using System.Web.Security;<BR>using =
System.Web.UI;<BR>using=20
System.Web.UI.WebControls;<BR>using =
System.Web.UI.WebControls.WebParts;<BR>using=20
System.Web.UI.HtmlControls;<BR>using System.Text;</P>
<P>namespace EC<BR>{<BR> ///=20
<summary><BR> /// =
=E5=B8=B8=E7=94=A8=E5=87=BD=E6=95=B0=E5=9F=BA=E7=B1=BB<BR> &nb=
sp; ///=20
</summary><BR> public class=20
FunObject<BR> =
{<BR> =20
#region =
=E6=9B=BF=E6=8D=A2=E5=AD=97=E7=AC=A6=E4=B8=B2<BR> =
///=20
<summary><BR> ///=20
=E5=8A=9F=E8=83=BD:=E6=9B=BF=E6=8D=A2=E5=AD=97=E7=AC=A6<BR> &n=
bsp; ///=20
</summary><BR> /// =
<param=20
name=3D"strVAlue">=E5=AD=97=E7=AC=A6=E4=B8=B2</param><BR> &=
nbsp; =20
///=20
<returns>=E6=9B=BF=E6=8D=A2=E6=8E=89'=E7=9A=84=E5=AD=97=E7=AC=A6=E4=
=B8=B2</returns><BR> =20
public static string FilterSQL(string=20
strVAlue)<BR> =20
{<BR> =
string=20
str =3D =
"";<BR> =
=20
str =3D strVAlue.Replace("''",=20
"");<BR>  =
;=20
return str;<BR> =20
}<BR> #endregion</P>
<P> #region =E5=AF=B9=E8=A1=A8 =
=E8=A1=A8=E5=8D=95=E5=86=85=E5=AE=B9=E8=BF=9B=E8=A1=8C=E8=BD=AC=E6=8D=A2H=
TML=E6=93=8D=E4=BD=9C,<BR> /// =
<summary><BR> /// =
=E5=8A=9F=E8=83=BD:=E5=AF=B9=E8=A1=A8=20
=E8=A1=A8=E5=8D=95=E5=86=85=E5=AE=B9=E8=BF=9B=E8=A1=8C=E8=BD=AC=E6=8D=A2H=
TML=E6=93=8D=E4=BD=9C,<BR> /// =
</summary><BR> /// =
<param=20
name=3D"fString">html=E5=AD=97=E7=AC=A6=E4=B8=B2</param><BR>&nbs=
p; =20
///=20
<returns></returns><BR> &n=
bsp;=20
public static string HtmlCode(string=20
fString)<BR> =20
{<BR> =
string=20
str =3D =
"";<BR> =
=20
str =3D fString.Replace(">",=20
"&gt;");<BR> &nb=
sp; =20
str =3D fString.Replace("<",=20
"&lt;");<BR> &nb=
sp; =20
str =3D fString.Replace(" ",=20
"&nbsp;");<BR> &=
nbsp; =20
str =3D fString.Replace("\n", "<br=20
/>");<BR> &=
nbsp;=20
str =3D fString.Replace("\r", "<br=20
/>");<BR> &=
nbsp;=20
str =3D fString.Replace("\r\n", "<br />");</P>
<P> =
return=20
str;<BR> }<BR>#endregion</P>
<P> #region =
=E5=88=A4=E6=96=AD=E6=98=AF=E5=90=A6:=E8=BF=94=E5=9B=9E=E5=80=BC=EF=BC=9A=
=E2=88=9A or=20
=C3=97<BR> ///=20
<summary><BR> /// =
=E5=88=A4=E6=96=AD=E6=98=AF=E5=90=A6:=E8=BF=94=E5=9B=9E=E5=80=BC=EF=BC=9A=
=E2=88=9A or=20
=C3=97<BR> ///=20
</summary><BR> /// =
<param=20
name=3D"b">true=20
=E6=88=96false</param><BR>  =
; ///=20
<returns>=E2=88=9A or=20
=C3=97</returns><BR> =
public static=20
string Judgement(bool b)<BR> =20
{<BR> =
string s=20
=3D =
"";<BR> =
if=20
(b =3D=3D=20
true)<BR> &nbs=
p; =20
s =3D "<b><font=20
color=3D#009900>=E2=88=9A</font></b>";<BR> &nbs=
p; =20
else<BR>  =
; =20
s =3D "<b><font=20
color=3D#FF0000>=C3=97</font></b>";<BR> &=
nbsp; =20
return s;<BR> =20
}<BR> #endregion</P>
<P> #region=20
=E6=88=AA=E5=8F=96=E5=AD=97=E7=AC=A6=E4=B8=B2<BR> =
///=20
<summary><BR> ///=20
=E5=8A=9F=E8=83=BD:=E6=88=AA=E5=8F=96=E5=AD=97=E7=AC=A6=E4=B8=B2=E9=95=BF=
=E5=BA=A6<BR> ///=20
</summary><BR> /// =
<param=20
name=3D"str">=E8=A6=81=E6=88=AA=E5=8F=96=E7=9A=84=E5=AD=97=E7=AC=A6=E4=
=B8=B2</param><BR> =20
/// <param=20
name=3D"length">=E5=AD=97=E7=AC=A6=E4=B8=B2=E9=95=BF=E5=BA=A6</para=
m><BR> =20
/// <param=20
name=3D"flg">true:=E5=8A=A0...,flase:=E4=B8=8D=E5=8A=A0</param><=
BR> =20
///=20
<returns></returns><BR> &n=
bsp;=20
public static string GetString(string str, int length, bool=20
flg)<BR> =20
{<BR> =
int i =3D=20
0, j =3D =
0;<BR> =
foreach (char chr in=20
str)<BR>  =
;=20
{<BR> &n=
bsp; =20
if ((int)chr >=20
127)<BR>  =
; =20
{<BR> &n=
bsp; =20
i +=3D=20
2;<BR> &=
nbsp; =20
}<BR> &n=
bsp; =20
else<BR>  =
; =20
{<BR> &n=
bsp; =20
i++;<BR>  =
; =20
}<BR> &n=
bsp; =20
if (i >=20
length)<BR> &n=
bsp; =20
{<BR> &n=
bsp; =20
str =3D str.Substring(0,=20
j);<BR> =
=20
if=20
(flg)<BR> &nbs=
p;  =
;=20
str +=3D=20
"......";<BR> =
=20
break;<BR> &nb=
sp; =20
}<BR> &n=
bsp; =20
j++;<BR>  =
;=20
}<BR> =
return=20
str;<BR> =20
}<BR> #endregion</P>
<P> #region=20
=E6=88=AA=E5=8F=96=E5=AD=97=E7=AC=A6=E4=B8=B2+=E2=80=A6<BR> &n=
bsp; ///=20
<summary><BR> ///=20
=E6=88=AA=E5=8F=96=E5=AD=97=E7=AC=A6=E4=B8=B2+=E2=80=A6<BR> &n=
bsp; ///=20
</summary><BR> /// =
<param=20
name=3D"strInput"></param><BR> &nbs=
p; =20
/// <param=20
name=3D"intlen"></param><BR> =
=20
///=20
<returns></returns><BR> &n=
bsp;=20
public static string CutString(string strInput, int=20
intlen)//=E6=88=AA=E5=8F=96=E5=AD=97=E7=AC=A6=E4=B8=B2<BR> &nb=
sp; =20
{<BR> =20
ASCIIEncoding ascii =3D new=20
ASCIIEncoding();<BR>  =
; =20
int intLength =3D=20
0;<BR> =
string=20
strString =3D=20
"";<BR> =
byte[]=20
s =3D=20
ascii.GetBytes(strInput);<BR> &n=
bsp; =20
for (int i =3D 0; i < s.Length;=20
i++)<BR>  =
;=20
{<BR> &n=
bsp; =20
if ((int)s[i] =3D=3D=20
63)<BR> =
=20
{<BR> &n=
bsp; =20
intLength +=3D=20
2;<BR> &=
nbsp; =20
}<BR> &n=
bsp; =20
else<BR>  =
; =20
{<BR> &n=
bsp; =20
intLength +=3D=20
1;<BR> &=
nbsp; =20
}</P>
<P> &nbs=
p; =20
try<BR> =
=20
{<BR> &n=
bsp; =20
strString +=3D strInput.Substring(i,=20
1);<BR> =
=20
}<BR> &n=
bsp; =20
catch<BR> &nbs=
p; =20
{<BR> &n=
bsp; =20
break;<BR> &nb=
sp; =20
}</P>
<P> &nbs=
p; =20
if (intLength >=20
intlen)<BR> &n=
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