public static void main(String[] args){ test t=new test(); String u="\u6c49\u6c49"; System.out.println(t.loadConvert(u)); }
/* * Converts encoded \uxxxx to unicode chars * and changes special saved chars to their original forms */ private String loadConvert(String theString) { char aChar; int len = theString.length(); StringBuffer outBuffer = new StringBuffer(len); for (int x = 0; x < len;) { aChar = theString.charAt(x++); if (aChar == '\\') { aChar = theString.charAt(x++); if (aChar == 'u') { // Read the xxxx int value = 0; for (int i = 0; i < 4; i++) { aChar = theString.charAt(x++); switch (aChar) { case '0': case '1': case '2': case '3': case '4': 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(); } jdk中的代码好像是
public static void main(String[] args){
test t=new test();
String u="\u6c49\u6c49";
System.out.println(t.loadConvert(u));
}
/*
* Converts encoded \uxxxx to unicode chars
* and changes special saved chars to their original forms
*/
private String loadConvert(String theString) {
char aChar;
int len = theString.length();
StringBuffer outBuffer = new StringBuffer(len); for (int x = 0; x < len;) {
aChar = theString.charAt(x++);
if (aChar == '\\') {
aChar = theString.charAt(x++);
if (aChar == 'u') {
// Read the xxxx
int value = 0;
for (int i = 0; i < 4; i++) {
aChar = theString.charAt(x++);
switch (aChar) {
case '0':
case '1':
case '2':
case '3':
case '4':
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();
}
jdk中的代码好像是
int chr=(char)s.charAt(0);
String result= "\\u" + Integer.toHexString(chr);
感谢LS的
已用此方法解决
没用 saveConvert
下班前结帖
你要的话
明天加100分你
我结帖之前 -_,-
http://topic.csdn.net/t/20060406/14/4667598.html