The Function() Constructor
The JavaScript Function()
constructor creates functions dynamically but has scope, security, and performance concerns. Use it wisely.
The JavaScript Function()
constructor creates functions dynamically but has scope, security, and performance concerns. Use it wisely.
The toString()
method in JavaScript converts numbers, objects, arrays, and booleans into strings. It enhances debugging, UI, and data handling.
This article explores JavaScript's toString()
method, its syntax, usage, practical examples, common errors, and how to override it for customization.
The bind()
method in JavaScript sets this
to a specific object, ensuring consistency in functions, event handlers, and callbacks.
Learn how to extend objects in JavaScript using prototypes, Object.assign, and class inheritance for efficient code reuse.
Master JavaScript's call()
and apply()
methods to control this
, borrow functions, and handle arguments efficiently. Improve code flexibility and reuse.
JavaScript's prototype enables inheritance, efficient memory use, and method sharing. ES6 classes enhance structure but retain prototype power.
The JavaScript 'name' property retrieves function, class, and variable names, aiding debugging. It's read-only and adapts to expressions and arrow functions.
Learn how to enumerate properties in JavaScript using loops and methods like for...in
, Object.keys()
, and Object.getOwnPropertyNames()
.
The JavaScript length property helps count elements in arrays, characters in strings, and expected parameters in functions, making coding efficient.
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