What is 'this' in Java?

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Prasad Gali P

Azure IoT, Agile Coach , JIRA, QA, PowerBI , Business Analyst, Software Testing, Dremio trainer

this is a keyword in Java. Works as a reference to current object whose constructor is being invoked
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mca

In java 'this' used as the reference object that refers the current object means the instance of current object of the class. Using 'this' you can access the current class constructor, methods, members, etc
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Software Developer, Expertise in Java/J2ee Technology.

this is a keyword in java, which represent current object ie it contains the reference (address) of current object.
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Best Tutor@Marathahalli Bngalore

to refer to the current object.
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5+ years of experience in computer science with c++ for class 11th and 12th , java, spring mvc, angular.js for MCA, BCA, 12th, B.tech. Working as Team leader in IT company

This is a self referencing keyword.. which is represented by class to reference it self.. e.g. you have a class data member with name "abc" and you have a class method and it has a parameter with same name "abc".. now how you can distinguish b/w both "abc".. cool that is just by adding this.abc forclass...
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This is a self referencing keyword.. which is represented by class to reference it self.. e.g. you have a class data member with name "abc" and you have a class method and it has a parameter with same name "abc".. now how you can distinguish b/w both "abc".. cool that is just by adding this.abc forclass "abc" to distinguisg from method parameter "abc" read less
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Java,J2EE,Spring,Webservices,Hibernate,Cloud And Android Expertise

This is java keyword and used to represent the current object's reference
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This a very special keyword in Java and can be used to represent current instance of an object and also to call overloaded constructor.
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IT Professional Trainer with 15 years of experience in IT Industry

Objects are defined by classes and have methods and variables The use of this on an instance variable in a method indicates that, the instance variable belongs to the implicit parameter, or that it is an instance variable of the implicit parameter. The implicit parameter is the object the method is...
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Objects are defined by classes and have methods and variables The use of this on an instance variable in a method indicates that, the instance variable belongs to the implicit parameter, or that it is an instance variable of the implicit parameter. The implicit parameter is the object the method is called from in this case "audi". The java compiler automatically adds the this reserved word, adding it is a matter of preference this cannot be used without a dot(.) this is syntactically invalid this can also be used to distinguish between local variables and global variables that have the same name the this reserve word also applies to methods, to indicate a method belongs to a particular object. read less
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Sorry... class Student{ private int rollNo; public void setRollNo(int roll){ this.rollNo = roll; // which objects calls setRollNo(), this keyword is represented by object } } Student obj = new Student(); obj.setRollNo(10); //here obj is this pointer in setRollNo() -
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Industry expert and professional lecturer/trainer

This is a keyword to make JVM understand that the method or variable we are accessing is of the object on which we calling the method
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