This question explores JavaScript and addresses practical considerations related to: What is the purpose of the "this" keyword in JavaScript?

The "this" keyword in JavaScript refers to the context in which a function is executed, allowing access to properties and methods of the object it belongs to. It is dynamic and can change depending on how a function is called. const person = { name: "Alice", greet: function() { console.log("Hello, my name is " + this.name); } }; person.greet(); // Output: Hello, my name is Alice ADDITIONAL COMMENT: - In the example, "this" refers to the "person" object, allowing access to its "name" property. - The value of "this" is determined by the call-site, which is where the function is invoked. - In a method, "this" refers to the object the method is called on. - In global functions, "this" refers to the global object (window in browsers) unless in strict mode, where it is undefined. ✅

What is the purpose of the "this" keyword in JavaScript?

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What is the purpose of the "this" keyword in JavaScript?

Asked on Jun 28, 2025

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The "this" keyword in JavaScript refers to the context in which a function is executed, allowing access to properties and methods of the object it belongs to. It is dynamic and can change depending on how a function is called.

const person = {
            name: "Alice",
            greet: function() {
                console.log("Hello, my name is " + this.name);
            }
        };

        person.greet(); // Output: Hello, my name is Alice

Additional Comment:

In the example, "this" refers to the "person" object, allowing access to its "name" property.
The value of "this" is determined by the call-site, which is where the function is invoked.
In a method, "this" refers to the object the method is called on.
In global functions, "this" refers to the global object (window in browsers) unless in strict mode, where it is undefined.

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What is the purpose of the "this" keyword in JavaScript?

Asked on Jun 28, 2025

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