Lecture 23
21
Conversions
•To convert an integer to a String
–int n = 1001;
–String s;
–s = String.valueOf(n);        // “1001”
–s = “” + n;  // rely on smart concatenation
–s = Integer.toHexString(n)    // “3e9”
–s = Integer.toBinaryString(n) // “1111101001”
•More such static methods in String, Integer, Double
•To convert any Object to a String:
–Object obj … ;
–s = obj.toString();
–s = “” + obj;  // rely on smart concatenation
–