Java Coding Problems, Second Edition - Published by Packt

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• Updated Jun 30, 2026
• Java

Create mixins which work with instanceof (friendly for unit tests).

mixins mixin hacktoberfest instanceof

• Updated Aug 21, 2025
• JavaScript

💣 A base class for creating custom JavaScript error classes

nodejs javascript class npm-package stack-traces error instanceof inherits subclass

• Updated May 29, 2020
• JavaScript

Enhances a JavaScript class by adding an is<Class> property to compare types between realms.

javascript is class instanceof

• Updated Jun 24, 2020
• JavaScript

The most simple, customizable and easy to use JavaScript standard inheritance library

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• Updated Mar 25, 2026
• JavaScript

Adds InstanceOf Expression as Twig Extension

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• Updated May 2, 2026
• PHP

`modern-errors` plugin to execute class-specific logic.

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• Updated Oct 13, 2026
• JavaScript

Simple functionality alternative to check data type references such as typeof and instanceof.

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• Updated Mar 6, 2023
• TypeScript

Detects precise type of objects like `Array()`, `new Number(1)`, `new Boolean(true)`, etc

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• Updated Jan 19, 2019
• JavaScript

Create errors that can be both thrown and returned. Make error handling easier for both JavaScript and TypeScript.

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• Updated Mar 21, 2026
• TypeScript

Check if a value is an `Error` instance.

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• Updated Oct 13, 2026
• TypeScript

instanceof this-keyword static-keyword final-keyword

• Updated Mar 11, 2025
• Java

instanceof this-keyword static-keyword final-keyword

• Updated Mar 11, 2025
• Java

Determine the name of a value's constructor.

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• Updated Oct 22, 2026
• JavaScript

测试用例s

chai calculate moment lodash instanceof playwright

• Updated Jan 17, 2022
• JavaScript

Test whether a value has in its prototype chain a specified constructor as a prototype property.

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• Updated Oct 29, 2026
• JavaScript

Implement prototypical inheritance by replacing the prototype of one constructor with the prototype of another constructor.

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• Updated Oct 7, 2026
• JavaScript

The instanceof mechanism cross package/module versions.

nodejs class instanceof graceful

• Updated Jan 10, 2018
• JavaScript

Test if an object's prototype chain contains a provided prototype.

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• Updated Oct 20, 2026
• JavaScript

Test if a value is a regular expression.

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• Updated Oct 21, 2026
• JavaScript