C#全角半角互转

工作时遇到，记录一下

#region 全角半角转换

public static string ToSBC(string s)

{

char[] c = s.ToCharArray();

for (int i = 0; i < c.Length; i++)

{

if (c[i] == 32)

{

c[i] = (char)12288;

continue;

}

if (c[i] < 127)

{

c[i] = (char)(c[i] + 65248);

}

}

return new string(c);

}

public static string ToDBC(string s)

{

char[] c = s.ToCharArray();

for (int i = 0; i < c.Length; i++)

{

if (c[i] == 12288)

{

c[i] = (char)32;

continue;

}

if (c[i] > 65280 && c[i] < 65375)

c[i] = (char)(c[i] - 65248);

}

return new string(c);

}

#endregion