在JS文件中直接写入一些双字节字符,有时会引发javascript编码错误,在DateChooser控件中就出现过这样的问题,现在一般的较安全的解决方法是把中文字符串转换成类似于"\u5c0f\u5bd2"这样的形式写到JS文件中,下面的代码就是实现双字节的字符和Big endian Unicode之间的相互转换。
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/**//// <summary>
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/// 将双字节字符转化成能更好的在网页和JS中使用的BigEndianUnicode
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/// </summary>
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public abstract class Class2
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{
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public static void Main()
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{
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string test = "12,农民農民";
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string entext = EncodingBigEndianUnicode(test);
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WL(test);
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WL(entext);
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WL(DecodingBigEndianUnicode(entext));
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RL();
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}
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public static string DecodingBigEndianUnicode(string encodedString)
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{
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System.Text.RegularExpressions.Regex regUnicode = new System.Text.RegularExpressions.Regex(@"\\u(?<1>[a-zA-Z0-9]{2})(?<2>[a-zA-Z0-9]{2})");
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System.Text.RegularExpressions.MatchCollection mc = regUnicode.Matches(encodedString);
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string s = string.Empty;
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foreach(System.Text.RegularExpressions.Match m in mc)
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{
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byte b1 = byte.Parse(m.Groups[1].Value,System.Globalization.NumberStyles.HexNumber);
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byte b2 = byte.Parse(m.Groups[2].Value,System.Globalization.NumberStyles.HexNumber);
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s += System.Text.Encoding.BigEndianUnicode.GetString(new byte[]{b1,b2});
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}
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return s;
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}
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public static string EncodingBigEndianUnicode(string text)
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{
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string s = string.Empty;
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for(int i = 0 ; i < text.Length ; i ++)
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{
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string s1 = text.Substring(i,1);
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byte[] bs = System.Text.Encoding.BigEndianUnicode.GetBytes(s1);
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s1 = @"\u";
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foreach(byte b in bs)
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{
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string s2 = b.ToString("x");
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if(s2.Length == 1)
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s2 = "0" + s2;
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s1 += s2;
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}
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s += s1;
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}
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return s;
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}
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Helper methodsHelper methods
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}
/**//// <summary>2
/// 将双字节字符转化成能更好的在网页和JS中使用的BigEndianUnicode3
/// </summary>4
public abstract class Class25
{6

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public static void Main()8
{9
string test = "12,农民農民";10
string entext = EncodingBigEndianUnicode(test);11
WL(test);12
WL(entext);13
WL(DecodingBigEndianUnicode(entext));14
RL();15
}16
public static string DecodingBigEndianUnicode(string encodedString)17
{18
System.Text.RegularExpressions.Regex regUnicode = new System.Text.RegularExpressions.Regex(@"\\u(?<1>[a-zA-Z0-9]{2})(?<2>[a-zA-Z0-9]{2})");19
System.Text.RegularExpressions.MatchCollection mc = regUnicode.Matches(encodedString);20
string s = string.Empty;21
foreach(System.Text.RegularExpressions.Match m in mc)22
{23
byte b1 = byte.Parse(m.Groups[1].Value,System.Globalization.NumberStyles.HexNumber);24
byte b2 = byte.Parse(m.Groups[2].Value,System.Globalization.NumberStyles.HexNumber);25
s += System.Text.Encoding.BigEndianUnicode.GetString(new byte[]{b1,b2});26
}27
return s;28
}29
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public static string EncodingBigEndianUnicode(string text)31
{32
string s = string.Empty;33
for(int i = 0 ; i < text.Length ; i ++)34
{35
string s1 = text.Substring(i,1);36
byte[] bs = System.Text.Encoding.BigEndianUnicode.GetBytes(s1);37
s1 = @"\u";38
foreach(byte b in bs)39
{40
string s2 = b.ToString("x");41
if(s2.Length == 1)42
s2 = "0" + s2;43
s1 += s2;44
}45
s += s1;46
}47
return s;48
}49
Helper methodsHelper methods67
}

