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The HTML DOM Input Reset object is associated with the element with type="reset". We can create and access an input element with type reset by using the createElement() and getElementById() methods respectively. The Reset button automatically clears all form fields to their initial values when clicked, making it useful for forms where users need to start over. Syntax Following is the syntax to create a reset input element − Following is the syntax to access a reset input element using JavaScript − var resetButton = document.getElementById("resetId"); Properties ... Read More
The HTML DOM table deleteRow() method removes a specific row ( element) from a table. This method is useful for dynamically managing table content in web applications. Syntax Following is the syntax for the deleteRow() method − table.deleteRow(index) Parameters The method accepts one parameter − index − An integer that specifies the position of the row to delete. The index starts from 0. If the index is -1, it deletes the last row. If the index is out of range, an error occurs. Return Value This ... Read More
CSS provides multiple properties to control the background styling of HTML elements. Among these, the background and background-color properties are commonly used but serve different purposes. The background property is a shorthand that can set multiple background-related values at once, while background-color specifically controls only the background color of an element. Syntax Following is the syntax for the background property − background: bg-color bg-image position/bg-size bg-repeat bg-origin bg-clip bg-attachment initial|inherit; Following is the syntax for the background-color property − background-color: color|transparent|initial|inherit; CSS Background Property The CSS background property is ... Read More
The HTML DOM Input URL required property sets or returns whether a URL input field must be filled out before submitting a form. When set to true, the browser will prevent form submission if the URL field is empty and display a validation message. Syntax Following is the syntax for returning the required property value − inputURLObject.required Following is the syntax for setting the required property − inputURLObject.required = booleanValue Property Values The booleanValue can be one of the following − Value Description ... Read More
The HTML DOM Table rows Collection returns a collection of all elements in a table. This collection provides access to table rows for manipulation, counting, and retrieval operations using JavaScript. Syntax Following is the syntax to access the rows collection − tableObject.rows Where tableObject is a reference to a element obtained through methods like document.getElementById() or document.querySelector(). Properties of rows Collection The rows collection provides the following property to get information about the table rows − Property Description length Returns the number ... Read More
The HTML DOM Video src property returns or sets the URL of the video file for a video element. This property corresponds to the src attribute of the HTML element and allows you to dynamically change or retrieve the video source using JavaScript. Syntax Following is the syntax for getting the video source − videoObject.src Following is the syntax for setting the video source − videoObject.src = "URL" Parameters URL − A string representing the absolute or relative URL of the video file to be loaded. ... Read More
File uploads are essential for modern web applications, allowing users to share documents, images, and other files. In HTML, file uploads are implemented using the element combined with form handling. This functionality requires both client-side HTML forms and server-side processing to securely store uploaded files. Syntax Following is the basic syntax for creating a file upload form in HTML − The key attributes are − method="post" − File uploads require POST method enctype="multipart/form-data" − Essential encoding type for file uploads action ... Read More
The Input URL size property in HTML DOM controls the visible width of a URL input field. It specifies how many characters the input field displays at once. If not defined, this property returns the default value of 20. Syntax Following is the syntax for returning the size attribute − inputURLObject.size Following is the syntax for setting the size property to a number − inputURLObject.size = number Parameters The size property accepts a numeric value representing the number of characters visible in the input field. The value should be ... Read More
The HTML DOM Anchor type property sets or retrieves the value of the type attribute of an anchor element. This property specifies the MIME type of the linked resource, providing a hint to the browser about the content type it can expect when following the link. The type attribute was introduced in HTML5 and serves as a suggestion to help browsers optimize how they handle the linked resource. It contains a single MIME (Multipurpose Internet Mail Extensions) type value such as text/html, application/pdf, or image/jpeg. Syntax Following is the syntax for getting the type property − ... Read More
The HTML DOM table tBodies Collection returns a collection of all elements within a specific table element. This collection is live, meaning it automatically updates when elements are added or removed from the table. Syntax Following is the syntax to access the tBodies collection − tableObject.tBodies Where tableObject is a reference to an HTML table element obtained through methods like document.getElementById() or document.querySelector(). Properties The tBodies collection has the following property − Property Description length Returns the number of elements in ... Read More