All String Methods MethodDescriptionReturn Typesubstring()Returns a new string which is the substring of a specified stringStringtoCharArray()Converts this string to a new character arraychar[]toLowerCase()Converts a string to lower case lettersStringtoString()Returns the value of a String objectStringJava String Methods – W3Schools www.w3schools.com › java › java_ref_string
Read moreHow many methods are there in string class?
Strings are a sequence of characters and are widely used in Java programming. In the Java programming language, strings are objects. The String class has over 60 methods and 13 constructors.
Read moreWhat classes are included with Java?
Package java. lang ClassDescriptionCompilerThe Compiler class is provided to support Java-to-native-code compilers and related services.DoubleThe Double class wraps a value of the primitive type double in an object.Enum<E extends Enum<E>>This is the common base class of all Java language enumeration types.Package java.lang – Oracle Help Center docs.oracle.com › javase › docs › api › java › lang › package-summary
Read moreHow many classes are in the Java class library?
There are over 4200 classes in the Java 8 class library, with 100s of new ones compared to prior versions of Java.
Read moreWhat does input () do in Java?
Input refers to text written by the user read by the program . Input is always read as a string. For reading input, we use the Scanner tool that comes with Java. The tool can be imported for use in a program by adding the command import java.
Read moreHow do we take input and display output in Java?
Java IO : Input-output in Java with Examples
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