Hexadecimal string and hexadecimal byte array Conversion

///   <Summary>
/// Convert a decimal string to hexadecimal
///   </Summary>
///   <Param name = "strcharset"> </param>
///   <Returns> </returns>
Public String Tensstringtohexstring ( String Strcharset)
{
Stringbuilder strbcharset = New Stringbuilder ();

Char[] Chararray = strcharset. tochararray ();

For(IntI =0; I <chararray. length; I ++)
{
Strbcharset. append (convert. tostring (chararray [I],16). Padleft (3,' '));
}

Return Strbcharset. tostring ();
}
///   <Summary>
/// Convert a decimal string to a decimal byte array
///   </Summary>
///   <Param name = "strcharset"> </param>
///   <Returns> </returns>
Public Byte [] Tensstringtobytearray ( String Strcharset)
{
Byte [] Buffer = New Byte [Strcharset. Length];

for ( int I = 0 ; I {< br> buffer [I] = convert. tobyte (strcharset. substring (I, 1 ), 10 );
}

ReturnBuffer;
}
//Hexadecimal conversion of hexadecimal byte Arrays
Public Byte[] Hexstringtobytearray (StringStrcharset)
{
Strcharset = strcharset. Replace (" ","");

Byte[] Buffer =New Byte[Strcharset. Length/2];

for ( int I = 0 ; I 2 )
{< br> buffer [I/ 2 ] = ( byte ) convert. tobyte (strcharset. substring (I, 2 ), 16 );
}

return buffer;
}< br> /// convert byte arrays to hexadecimal notation
Public string bytearraytohexstring ( byte [] btdata)
{< br> stringbuilder sbdata = New stringbuilder (btdata. length * 3 );

Foreach(ByteBInBtdata)
{
Sbdata. append (convert. tostring (B,16). Padleft (2,'0'). Padright (3,' '));
}

ReturnSbdata. tostring (). toupper ();
}