Java program to check frequency of characters in a string Algorithm Take string input from user and store it in the variable called “str”. After that make freq array having size of length of string.

Finding Length of string without using length () method In this article we’re going to make a Java program to find length of String without using length () method . In this program first we will take ...

Character.getNumericValue(aChar) will let me convert a char into an int. I want to know how I can reverse the process and get a char from an integer? Thanks.