String str="\u4e0a\u6d77" 怎么把str转成中文？
[code="java"]
/**
043 * unicode 转换成 中文
044 * @author fanhui
045 * 2007-3-15
046 * @param theString
047 * @return
048 */
049 public static String decodeUnicode(String theString) {
050 char aChar;
051 int len = theString.length();
052 StringBuffer outBuffer = new StringBuffer(len);
053 for (int x = 0; x < len;) {
054 aChar = theString.charAt(x++);
055 if (aChar == '\') {
056 aChar = theString.charAt(x++);
057 if (aChar == 'u') {
058 // Read the xxxx
059 int value = 0;
060 for (int i = 0; i < 4; i++) {
061 aChar = theString.charAt(x++);
062 switch (aChar) {
063 case '0':
064 case '1':
065 case '2':
066 case '3':
067 case '4':
068 case '5':
case '6':
case '7':
case '8':
case '9':
value = (value << 4) + aChar - '0';
break;
case 'a':
case 'b':
case 'c':
case 'd':
case 'e':
case 'f':
value = (value << 4) + 10 + aChar - 'a';
break;
case 'A':
case 'B':
case 'C':
case 'D':
case 'E':
case 'F':
value = (value << 4) + 10 + aChar - 'A';
break;
default:
throw new IllegalArgumentException(
"Malformed \\uxxxx encoding.");
}
}
outBuffer.append((char) value);
} else {
if (aChar == 't')
aChar = '\t';
else if (aChar == 'r')
aChar = '\r';
else if (aChar == 'n')
aChar = '\n';
else if (aChar == 'f')
aChar = '\f';
outBuffer.append(aChar);
}
} else
outBuffer.append(aChar);
}
return outBuffer.toString();
}
[/code]
Unicode中就包含中文啊……
你是这个意思？
String str="\u4e0a\u6d77";
System.out.println(str);
String str="\u4e0a\u6d77";
str = new String(str.getBytes("Unicode"),"UTF-16");
在 Java 中直接使用Unicode 转码时会按照UTF-16LE 的方式拆分，并加上 BOM。