Javascript Get Class Name Of Object

Javascript Get Class Name Of Object - In JavaScript determining an object s class name is essential for understanding its type Using the constructor property offers a straightforward method revealing the function that created the object Meanwhile the instanceof operator provides a simple way to confirm if the object is an instance of a specific class An alternative approach is to create a method on the class to get the class name of the object index js class Person getClassName return this constructor name const p1 new Person const className p1 getClassName console log className If you need to access the Object constructor name property often create a method that Add a comment 2 Immediately after the object is instantiatd you can attach a property say name to the object and assign the string value you expect to it var myObj new someClass myObj name myObj document write myObj name Alternatively the assignment can be made inside the codes of the class i e

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Javascript Get Class Name Of Object

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JAVASCRIPT GET CLASS NAME YouTube

Javascript get class name youtube

To get the name of a constructor we can use a built in function present inside JavaScript called constructor It will return a function To get the specific class name we have to use the name property of the constructor function This is shown in the below code snippet class Person var obj new Person console log obj constructor name

Read this tutorial and learn information about several methods that are used for getting the class name of the object in JavaScript Also try examples Books Learn HTML Learn CSS Learn Git Learn Javascript Learn PHP Learn python Learn Java As there is no direct getClass method in JavaScript to get the object s class name

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Given the object triangle we can get the class name of it using the constructor property which returns a reference to the constructor function that created the object then using the name property to get the name of the class class Shape const triangle new Shape console log triangle constructor name The reason this works is you can

The name className is used for this property instead of class because of conflicts with the class keyword in many languages which are used to manipulate the DOM className can also be an instance of SVGAnimatedString if the element is an SVGElement It is better to get set the className of an element using Element getAttribute and Element setAttribute if you are dealing with SVG elements