java汉字怎么转unicode编码

?Java?,????char???Character.UnicodeBlock???????Unicode????????

???????Unicode??,????char???Character??toChars()??????????:

String chineseCharacter = "?";
char[] unicodeChars = chineseCharacter.toCharArray();

for (char c : unicodeChars) {
    String unicode = String.format("\\ux", (int) c);
    System.out.print(unicode);
}

???????

??Unicode???????,????Character??toChars()??????????:

String unicode = "\?";
int codePoint = Integer.parseInt(unicode.substring(2), 16);

char[] chars = Character.toChars(codePoint);
String chineseCharacter = new String(chars);

System.out.println(chineseCharacter);

???????

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