Invisible characters in Java Strings

Question

String a = \"Hello\\u200e\";
String b = \"Hello\\u200f\";

System.out.println(\"a = \'\" + a + \"\' and b = \'\" + b + \"\' are length \"
                     + a.le         


        

Answer 1

Because the character sequences are not identical. Just because it appears the same on the console does not mean the objects are identical.