import java.util.regex.*;
class Ideone {
public static void main
(String[] args
) { String s
= "id\uFF1Aabc123, ip\uFF1A127:0:0:1"; Pattern p = Pattern.compile("\uFF1A", Pattern.UNICODE_CHARACTER_CLASS);
System.
out.
println(p.
split(s
)[0]); }
}
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