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Different Ways to Create the Instances of Wrapper Classes in Java

Last updated: 18 July 2022

Wrapper Class a class whose object wraps or contains primitive data types. When we create an object to a wrapper class, it contains a field and in this field, we can store ...read more

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Need of Wrapper Classes in Java

Last updated: 13 December 2022

Firstly the question that hits the programmers is when we have primitive data types then why does there arise a need for the concept of wrapper classes in java. It is beca...read more

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Difference between an Integer and int in Java with Examples

Last updated: 21 February 2023

In Java, int is a primitive data type while Integer is a Wrapper class.int, being a primitive data type has got less flexibility. We can only store the binary value of an ...read more

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Similar Topics

9.7k+ articles

1.7k+ articles

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420+ articles

java-lang-reflect-package

120+ articles

110+ articles

60+ articles

30+ articles

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20+ articles

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Base conversion in Java

Last updated: 05 June 2021

Given a number in a given base, convert it into another target base.ExamplesInput : Number = "123" Source Base = 8 Target Base = 10Output : 833 * 1 + 2 * 8 + ...read more

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Java.Lang.Long class in Java

Last updated: 05 April 2023

Long class is a wrapper class for the primitive type long which contains several methods to effectively deal with a long value like converting it to a string representatio ...read more

Java-lang package

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Java.lang.Integer class in Java

Last updated: 21 June 2022

Integer class is a wrapper class for the primitive type int which contains several methods to effectively deal with an int value like converting it to a string representat...read more

Java-lang package

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Java.Lang.Byte class in Java

Last updated: 22 May 2023

In Java, Byte class is a wrapper class for the primitive type byte which contains several methods to effectively deal with a byte value like converting it to a string repr ...read more

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Java.Lang.Double Class in Java

Last updated: 03 April 2023

Double class is a wrapper class for the primitive type double which contains several methods to effectively deal with a double value like converting it to a string represe ...read more

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Java.Lang.Float class in Java

Last updated: 05 April 2023

Float class is a wrapper class for the primitive type float which contains several methods to effectively deal with a float value like converting it to a string representa ...read more

Java-lang package

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Java.lang.Boolean Class in Java

Last updated: 13 October 2022

Java provides a wrapper class Boolean in java.lang package. The Boolean class wraps a value of the primitive type boolean in an object. An object of type Boolean contains ...read more

Java-lang package

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Autoboxing and Unboxing in Java

Last updated: 20 April 2022

In Java, primitive data types are treated differently so do there comes the introduction of wrapper classes where two components play a role namely Autoboxing and Unboxing...read more

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Java.lang.Number Class in Java

Last updated: 31 January 2023

Most of the time, while working with numbers in java, we use primitive data types. But, Java also provides various numeric wrapper sub classes under the abstract class Num...read more

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Character Class in Java

Last updated: 14 February 2022

Java provides a wrapper class Character in java.lang package. An object of type Character contains a single field, whose type is char. The Character class offers a number ...read more

Java-lang package

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Wrapper Classes in Java

Last updated: 21 September 2023

A Wrapper class in Java is a class whose object wraps or contains primitive data types. When we create an object to a wrapper class, it contains a field and in this field, ...read more

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Primitive Wrapper Classes are Immutable in Java

Last updated: 30 August 2022

In Java, an immutable class is a class (Integer, Byte, Long, Float, Double, Character, Boolean, and Short) which once created then its body can not be changed and the same...read more

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