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Articles on Trending Technologies
Technical articles with clear explanations and examples
HTML DOM Input Number form Property
The HTML DOM input number form property returns a reference to the form element that contains a specific number input field. This property is read-only and provides access to the parent form element, allowing you to manipulate form properties or access other form elements programmatically. Syntax Following is the syntax for the input number form property − numberInputObject.form Return Value This property returns a reference to the element that contains the number input field. If the number input is not inside a form, it returns null. Example − Basic Form Reference ...
Read MoreHTML DOM Table Object
The HTML DOM Table Object represents the element in HTML. It provides properties and methods to dynamically create, modify, and manipulate table elements using JavaScript. This object allows developers to programmatically interact with tables without directly modifying HTML markup. Syntax To create a new table object using JavaScript − document.createElement("TABLE"); To access an existing table element − document.getElementById("tableId"); document.getElementsByTagName("table")[0]; Properties The DOM Table Object provides the following key properties − Property Description caption Returns or sets the element of ...
Read MoreHow do we set an image to be shown while the video is downloading in HTML?
In this article we are going to learn about how to set an image to be shown while the video is downloading in HTML using the poster attribute. The HTML poster attribute allows developers to display a custom image before the video starts playing. This image is shown while the video is downloading or until the user clicks the play button. If the poster attribute is not specified, the browser displays the first frame of the video as the default thumbnail. Syntax Following is the syntax for the HTML poster attribute − ...
Read MoreHTML DOM Input Number autofocus Property
The HTML DOM Input Number autofocus property returns and modifies whether a number input field should automatically receive focus when the page loads. This property corresponds to the autofocus HTML attribute and allows dynamic control over input focus behavior. Syntax Following is the syntax for returning the autofocus property − object.autofocus Following is the syntax for setting the autofocus property − object.autofocus = true | false Return Value The property returns a Boolean value − true − if the input number field has autofocus enabled false − ...
Read MoreHow to specify if and how the author thinks the audio/video should be loaded when the page loads in HTML?
The preload attribute in HTML5 allows authors to provide hints to the browser about how much of an audio or video file should be loaded when the page loads. This attribute helps optimize the user experience by controlling bandwidth usage and load times based on the content's expected usage. Syntax Following is the syntax for the preload attribute − The value can be none, metadata, or auto. Preload Attribute Values The preload attribute accepts three possible values ...
Read MoreHTML width Attribute
The width attribute in HTML is specifically used with the element to control the display width of image-based submit buttons. This attribute allows you to resize images used as form submission buttons without affecting their original file dimensions. Syntax Following is the syntax for using the width attribute with input elements − Here, width represents the desired width in pixels. The height attribute is often used together to maintain proper image proportions. How It Works The width attribute is only applicable to elements. When you specify a width value, ...
Read MoreHTML DOM Input Number disabled Property
The HTML DOM Input Number disabled property is used to get or set whether an input field of type="number" is disabled or not. When an input number field is disabled, it becomes non-interactive and cannot receive user input, and its value is not submitted with the form. Syntax Following is the syntax for returning the disabled property − object.disabled Following is the syntax for setting the disabled property − object.disabled = true | false Property Values The disabled property accepts the following boolean values − true − ...
Read MoreHow to automatically redirect a Web Page to another URL?
Page redirection is a technique where visitors clicking on a URL are automatically directed to a different page than originally intended. This happens seamlessly in the background and is commonly used for moving content, temporary maintenance pages, or directing users to updated URLs. To redirect from an HTML page, use the meta tag with the http-equiv attribute. This attribute provides an HTTP header for the value of the content attribute, which specifies the number of seconds to wait before redirecting and the destination URL. Syntax Following is the syntax for HTML page redirection using the meta tag ...
Read MoreHow to specify that the element is read-only in HTML?
In HTML, the readonly attribute specifies that an input field or textarea element cannot be edited by the user. The element displays its value but does not accept user input, making it useful for displaying data that should not be modified while still allowing the value to be submitted with forms. The readonly attribute is commonly used for form fields that contain calculated values, reference data, or information that should be visible but not editable. Unlike the disabled attribute, readonly elements can still receive focus and their values are included in form submissions. Syntax Following is the ...
Read MoreHTML DOM Input Number name Property
The HTML DOM Input Number name property returns and modifies the value of the name attribute of an input field with type="number". The name attribute identifies the input field when form data is submitted to the server. Syntax Following is the syntax for returning the name value − object.name Following is the syntax for modifying the name value − object.name = "text" Return Value The name property returns a string representing the value of the name attribute of the input number field. Example − Getting Name Property ...
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