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In the Java programming language strings are objects. The Java platform provides the String class to create and manipulate strings. Creating Strings: The most 

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You have printf and format methods to print output with formatted numbers The String class has an equivalent class method format that returns a String object 

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• What is string class in Java?

  The String class represents character strings. All string literals in Java programs, such as "abc" , are implemented as instances of this class. Strings are constant; their values cannot be changed after they are created. String buffers support mutable strings. Because String objects are immutable they can be shared.

• What is Java string class with example?

  In Java, string is basically an object that represents sequence of char values. An array of characters works same as Java string. For example: char[] ch={'j','a','v','a','t','p','o','i','n','t'};

• How to write string class in Java?

  As with any other object, you can create String objects by using the new keyword and a constructor. The String class has 11 constructors that allow you to provide the initial value of the string using different sources, such as an array of characters.
• Java strings are created and manipulated through the string class. Once created, a string is immutable -- its value cannot be changed. A string is sequence of characters. A class is a user-defined template for creating an object.