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Use the defer attribute to execute the script when the page has finished parsing in HTML.Firstly, add a js file.Let us give it a name, new.js,function sayHello() { alert("Hello World") }ExampleLet’s add the HTML code now and execute the above script − This is demo text.
Use the default attribute to identify that the track is to be enabled, if you’re providing with two subtitle tracks for the video.ExampleYou can try the following code to implement the default attribute for tracks − Your browser does not support the video element.
Use the colspan attribute to set the number of columns a table cell should span. You can try to run the following code to implement colspan attribute − table, th, td { border: 1px solid black; } Total Marks Subject Marks Maths 300 Java 450 Total Marks: 750
Use the cols attribute in HTML to display the visible width of a textarea. You can try to run the following code to implement cols attribute −Example This is a demo paragraph. This is a demo paragraph. This is a demo paragraph. This is a demo paragraph.
Character encoding is a method of converting bytes into characters. To validate or display an HTML document properly, a program must choose a proper character encoding.Use the element, to set the charset attribute and specify the character encoding for the HTML document − Click following link Welcome to Qries
Use the border attribute in HTML to display the thickness of the border.Note − This attribute is not supported in HTML5.ExampleYou can try to run the following code to learn how to implement border attribute in HTML − Cricketers Name Sachin Tendulkar Virat Kohli Use CSS instead, since the border attribute deprecated in HTML5. table, th, td { border: 1px solid black; } Cricketers Indian Cricketers Name Sachin Tendulkar Virat Kohli
Use the bgcolor attribute in HTML to display the background color of an element. It is used to control the background of an HTML element, specifically page body and table backgrounds.Note − This attribute is not supported in HTML5.ExampleYou can try to run the following code to learn how to implement bgcolor attribute in HTML − HTML Background Colors This background is yellow This background is sky blue This background is green
Use the autoplay attribute to set that the audio or video will start playing automatically as the page loads.ExampleYou can try to run the following code to implement autoplay attribute in HTML − Your browser does not support the video element.
Use the autofocus attribute to specify that the element should get focus automatically on page load in HTML −ExampleYou can try to run the following code to learn how to implement autofocus attribute in HTML − Click on the below button to generate an alert box. Result
Use the async attribute to set the script to execute asynchronously as and when it is available. It only uses the external script.Firstly, add a js file. Let us give it a name, new.js,function sayHello() { alert("Hello World") }Let’s add the HTML code now and execute the above script − This is demo text.