Become A Java Developer
Types of loops in java – for loop – Types of loops in java there are four types of for loop – simple for loop for each or Enhanced for Loop labeled for loop Nested for Loop while loop – do-while loop – Example 2 You Also Learn – What is Abstract Class in Java What is … Read more
Types of access specifiers in java: –Access specifiers also known as access modifiers in java, there are four types of access specifiers in java. Types of access specifiers private protected default public private access specifier in java example If you make a variable or method private then it can be accessed only in the same … Read more
A local variable in java: – Local variable a created inside the method and should be used only within the created method. if used the outside created method then it will give us errors shown in the below program. Local variable in java Program Example 2 Example 3 You Also Learn – What is Abstract Class … Read more
Non Static variable in java: – These Variable a created outside the method but inside the class without the static keyword. There are also called instance variables. If not initialize non-static variable depend on variable automatically default value can be stored. Note 1: – Without creating an object non-static members cannot access and hence the … Read more
Polymorphism in Java: – Here Develop A Feature Such that it Takes More than One Form Depending on The Situation. Polymorphism is Applicable Only On Methods. it Can Not be applied On Variable. Polymorphism in Java There are Two Ways We Can Access Polymorphism. Overriding Overloading Overriding Polymorphism in Java With Example Overriding: – Here … Read more
Constructor in Java: – A constructor should have the same name as the class. Every time we create an object constructor is called. Example 1 Example 2 Example 3 3. Constructors are Permanently void, Which Means they Can Never return Value. Example 1 Constructor in Java Example 2 4. Do not give a return Type … Read more
Method in Java : – A Method is a Block of Code Which Only Runs When it is Called. Note 1 : If a Method is void than that Method cannot return any value. Hence The Below Program Throws Error. Method in Java Example 2 Note 2: If You Write Anything After return Keyword than … Read more
Break Keyword in Java : – It Should be Used Only inside Loops or Switch. It Will Exit Loop. Break Keyword in Java With Example Example 2 : Use Break Keyword in Java for loop You Also Learn – What is inheritance in Java What is Abstract Class in Java What is Lambda Expression in Java … Read more
Wrapper Class in Java : – Convert String into Primitive Data Type Primitive Data Type Wrapper Class byte Byte short Short int Integer long Long float Float double Double boolean Boolean char Character Example 1 : String to Integer Example 2 : String to Double You Also Learn – What is inheritance in Java What is … Read more
Types of Exception in Java :- There are Two Type Of Exception in Java. Compile Time Exception or Checked Exception. Run Time Exception or Unchecked Exception. Compile Time Exception or Checked Exception Compile Time Exception : – This Exception Occur When dot Java File is Converted to dot class File. There are Many Type of … Read more