Java??? char? ??? ??? 0~65535???. ?? ?? ?? 65536?? ??? ? ????. ????? ??? ????? [19968]? ???? ????. , 40869] ? 20901?? ??? ????.
???? ??? ??:
??: [0x4e00,0x9fa5] (?? ??? [19968, 40869])
??: [0x30, 0x39] (?? ??? [48, 57])
???: [0x61 , 0x7a] (?? ??? [97, 122])
???: [0x41, 0x5a] (?? ??? [65, 90])
? ?? ??? ??? ??? ???? ????
public boolean checkcountname(String countname)
{
Pattern p = Pattern.compile("[\u4e00-\u9fa5]");
Matcher m = p.matcher(countname);
if (m.find()) {
return true;
}
return false;
}???? ????? to match
? ?? ??? ?? ???? ??? ???? ??? ????
public boolean checkname(String name)
{
int n = 0;
for(int i = 0; i < name.length(); i++) {
n = (int)name.charAt(i);
if(!(19968 <= n && n <40869)) {
return false;
}
}
return true;
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