Web Reference: The class String includes methods for examining individual characters of the sequence, for comparing strings, for searching strings, for extracting substrings, and for creating a copy of a string with all characters translated to uppercase or to lowercase. The String class has a set of built-in methods that you can use on strings. Returns the number of Unicode values found in a string. Compares two strings. Returns true if the strings are equal, and false if not. In this article, we will discuss commonly used Java String Utility methods and show you sample JUnit test cases for them. The StringUtility.java class contains very useful String utility methods that you can use in your daily project work.
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