how to convert a char from alphabetical character to hexadecimal number in java

Question

how to convert a char from alphabetical character to hexadecimal number in java a if any one have any built-in method in java that does the job or if you have your own metho

Answer 1

You could use:

Integer.toHexString((int) 'a');
Integer.toBinaryString((int) 'b');

Update: hex -> binary conversion:

Integer.toBinaryString(Integer.parseInt("fa", 16))