Attributes are added to a tag to provide the browser with more information about how the tag should appear or behave. We can get the value of the data attribute using the dataset property or the getAttribute() method on the messageEl template reference variable.. HTML data attribute supports object element. How to Upload Image into Database and Display it using PHP ? Tha data attribute of the element sets the URL of the resource, which can be audio, video, pdf, flash, etc. Experience. How to update Node.js and NPM to next version ? The data-* attributes can be used to define our own custom data attributes. Due to compatibility issues, the tag is more commonly used to embed resources than the tag. Every attempt is made to convert the attribute's string value to a JavaScript value (this includes booleans, numbers, objects, arrays, and … Attribute Values: It contains single value URL which is used to specify the source of the object. Save your changes. The JavaScriptSerializer encodes single-quotes, left angle brackets and some other characters. Please note: You can access the data attribute with the property dataset, followed by the name of the data attribute. Any attribute on any element whose attribute name starts with data- is a data attribute. The data Attribute in HTML is used to specify the URL of the Embedded file of an Object. Your HTML becomes invalid, which may not have any actual negative consequences, but robs you of that warm fuzzy valid HTML feeling. close, link At least one of data and type must be defined. The most compelling reason is that HTML is a living language and just because attributes and values that d… The properties of a data entity such as text, numbers, dates and binary data. HTML object and param. 1. Supported Browsers: The browser supported by HTML data Attribute are listed below: Writing code in comment? How to use the element to embed an image: The data attribute specifies the URL of the resource to be used by the object. Specifies the URL of the resource to be used by the object. Posted by Andreas Pakulat on June 27, 2017 in Blog. HTML elements can have attributes on them that are used for anything from accessibility information to stylistic control. How to Dynamically Add/Remove Table Rows using jQuery ? getElementById is probably the easiest and Given newContent can be a plain text, an HTML snippet, or any JavaScript object, which has a toString () method. Then we alert the value of user. It's also important to note that you can assign any number of custom attributes to an element with any value. How to convert JSON string to array of JSON objects using JavaScript ? A Real-World Example of Data Attrbutes type: content-type: Specifies the content-type of the resource specified by data attribute. The syntax is simple. How to set the default value for an HTML