Introduction to the data-reactid Attribute in HTML

Introduction to the data-reactid Attribute in HTML

In this guide, you'll learn what the data-reactid attribute is and where and how it is used. HTML attributes like `class` and `id` are used for identifying elements differently. While classes are used to identify similar HTML elements together for the purpose of styling them,

HTML attributes like class and id are used for identifying elements differently. While classes are used to identify similar HTML elements together for the purpose of styling them, the id attribute is used to uniquely identify an element. HTML also allows custom data attributes, and one such attribute is data-reactid, which helps you uniquely identify components within the DOM tree in your React app. In this guide, you'll learn what the data-reactid attribute is and where and how it is used.

Data Attributes in HTML

Custom data attributes in HTML allow you to store and access data instantly in your markup that might be private to your app. They are is prefixed by the keyword data- and you can have any type of string as a value. For instance, consider the following markup:

html

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