https://stackoverflow.com › questions › 39431230

Syntax. Object.defineProperty(obj, prop, descriptor) Where obj is the object being modified, prop is the new or existing property, and descriptor is the descriptor for the new or existing property. Thus, the above defines a property for the object String.prototype, with name c.

https://davidwalsh.name › destructuring-alias

I’m using an alias for my destructed object property. How can I handle the property when it’s undefined? Thanks.

https://dev.to › alexdevero › how-to-access-object-properties-in-javascript-in-three-ways-4hde

You can. Object destructuring allows you to specify an alias for the variable. You can use this alias to reference the variable using different name than the property. When you want to create an alias, you specify it inside the curly brackets on the left side of the assignment. You add colons (:) followed by the new alias right after ...

https://edspencer.me.uk › posts › 2019-04-15-javascript-alias-a-function-and-call-it-with...

The solution is to call the function with the scope (officially called the "thisArg") explicitly set. This can be done using the Function .prototype .call() method. getData {const params = {orgId: this. orgId, siteId: this. siteId}; let dataFunction = this. dataService. getFullData; if (typeof params. siteId === 'undefined')

https://www.gyata.ai › javascript › class-object-and-type-aliases

Type aliases allow you to create a new name for an existing type. Once you've defined a type alias, you can use it in place of the original type. You can create a type alias using the `type` keyword, followed by the new name for the type, and then the original type. Here's an example: // @flow.

https://developer.mozilla.org › en-US › docs › Web › JavaScript › Guide › Working_with_objects

You can add a property to all objects created through a certain constructor using the prototype property. This defines a property that is shared by all objects of the specified type, rather than by just one instance of the object.

https://dev.to › rsanchezp › destructuring-with-an-alias-ima

Short and simple. const bar = { x: 5, }; const { x: foo } = bar; console.log(foo); // 5. This can be useful when you need to destructure a value that has a similar or same name as an existing variable.

https://www.w3schools.com › js › js_object_properties.asp

The Object.defineProperty() method can be used to: Adding a new property to an object. Changing property values. Changing property metadata. Changing object getters and setters. Syntax: Object.defineProperty (object, property, descriptor) Adding a new Property. This example adds a new property to an object: Example. // Create an Object:

https://www.typescripttutorial.net › typescript-tutorial › typescript-type-aliases

Type aliases can be useful for: Simplifying complex types. Making code more readable. Creating reusable types that can be used in many places in the codebase. To define a type alias, you use the type keyword followed by the alias name and the type it represents. Here’s the syntax for defining a type alias. type alias = existingType;