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C#字符串和byte之间的互相转化

2024-04-19 来源:钮旅网
C#字符串和byte之间的互相转化

#region 字符串和Byte之间的转化 ///

/// 数字和字节之间互转 ///

/// ///

public static int IntToBitConverter(int num) {

int temp = 0;

byte[] bytes = BitConverter.GetBytes(num);//将int32转换为字节数组 temp = BitConverter.ToInt32(bytes, 0);//将字节数组内容再转成int32类型 return temp; }

///

/// 将字符串转为16进制字符,允许中⽂ ///

///

/// ///

public static string StringToHexString(string s, Encoding encode ,string spanString) {

byte[] b = encode.GetBytes(s);//按照指定编码将string编程字节数组 string result = string.Empty;

for (int i = 0; i < b.Length; i++)//逐字节变为16进制字符 {

result += Convert.ToString(b[i], 16) + spanString; }

return result; }

///

/// 将16进制字符串转为字符串 ///

///

/// ///

public static string HexStringToString(string hs, Encoding encode) {

string strTemp = \"\";

byte[] b = new byte[hs.Length / 2]; for (int i = 0; i < hs.Length / 2; i++) {

strTemp = hs.Substring(i * 2, 2); b[i] = Convert.ToByte(strTemp, 16); }

//按照指定编码将字节数组变为字符串 return encode.GetString(b); }

///

/// byte[]转为16进制字符串 ///

/// ///

public static string ByteToHexStr(byte[] bytes) {

string returnStr = \"\"; if (bytes != null) {

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

returnStr += bytes[i].ToString(\"X2\"); } }

return returnStr; }

///

/// 将16进制的字符串转为byte[] ///

/// ///

public static byte[] StrToHexByte(string hexString) {

hexString = hexString.Replace(\" \", \"\"); if ((hexString.Length % 2) != 0) hexString += \" \";

byte[] returnBytes = new byte[hexString.Length / 2]; for (int i = 0; i < returnBytes.Length; i++)

returnBytes[i] = Convert.ToByte(hexString.Substring(i * 2, 2), 16); return returnBytes; }

#endregion

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