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Articles by AmitDiwan
Page 235 of 840
HTML ononline Event Attribute
The HTML ononline event attribute is triggered when the browser detects that the device has regained an internet connection. This event is useful for applications that need to respond when network connectivity is restored, such as syncing data or updating the user interface. Syntax Following is the syntax for the ononline event attribute − Content The script parameter can be a JavaScript function call or inline JavaScript code that executes when the online event is triggered. How It Works The ononline event is fired on the element when the browser's navigator.onLine ...
Read MoreHTML onpageshow Event Attribute
The HTML onpageshow event attribute is triggered when a user navigates to a webpage. This event fires every time the page is loaded, including when the page is loaded from the browser's cache (back/forward navigation). It is particularly useful for detecting when a page becomes visible to the user. Syntax Following is the syntax for the onpageshow event attribute − The script parameter contains JavaScript code or a function call that executes when the page is shown to the user. Key Features The onpageshow event has several important characteristics − ...
Read MoreDifference Between XML and HTML
In web development, HTML and XML are both markup languages that use tags to structure information, but they serve fundamentally different purposes. HTML is designed for displaying web pages in browsers, while XML is designed for storing and transporting data in a structured format. HTML Overview HTML (HyperText Markup Language) is the standard markup language for creating web pages and web applications. It uses predefined tags to structure content and define how it should be displayed in web browsers. Key Features of HTML Display-focused − Designed to present data visually in web browsers Predefined tags ...
Read MoreHow to remove extra space below the image inside div?
To remove extra space below the image inside div, we can use CSS. Images are treated as inline elements by default, which creates unwanted space below them due to text baseline alignment. The following CSS properties can be used to eliminate this space − The vertical-align property The line-height property The display property The extra space occurs because browsers reserve space for descenders (like g, j, p, q, y) in text, even when no text is present. This creates a gap between the image and the bottom of its container. Image Spacing ...
Read MoreDifference Between GET and POST Method in HTML
In HTML forms, the GET and POST methods determine how data is sent from the client to the server. The GET method appends form data to the URL as query parameters, while the POST method sends data in the request body. Understanding their differences is crucial for proper form handling and web security. Syntax Following is the syntax for using the GET method in HTML forms − Following is the syntax for using the POST method in HTML forms − ...
Read MoreHow can I center text (horizontally and vertically) inside a div block?
Centering text inside a div block both horizontally and vertically is a common layout requirement in web development. CSS provides several methods to achieve this alignment, each with its own advantages and use cases. Horizontal Text Centering Methods Using the text-align Property The text-align property is the most straightforward method for horizontal text centering. It determines how line boxes are aligned within a block-level element. The text-align property accepts the following values − left − Aligns text to the left edge of the container. right − Aligns text to the right edge of the ...
Read MoreHTML ondrop Event Attribute
The HTML ondrop event attribute is triggered when a draggable element or text is dropped on a valid drop target in an HTML document. This event is part of the HTML5 drag and drop API, which enables interactive user interfaces where elements can be moved between different areas of a webpage. Syntax Following is the syntax for the ondrop event attribute − Where script is the JavaScript code to execute when the drop event occurs. Parameters The ondrop event handler receives an event object with the following key properties − ...
Read MoreWhat is a clearfix?
A clearfix is a CSS technique used to fix layout issues caused by floating elements. When elements are floated, they are taken out of the normal document flow, which can cause their parent container to collapse or not properly contain them. The clearfix forces the parent container to expand and properly wrap around its floated children. The Float Collapse Problem When you float elements inside a container, the container loses awareness of the floated elements' height. This causes the container to collapse, creating layout problems where content overflows outside its intended boundaries. Example − Without Clearfix ...
Read MoreHTML onmouseup Event Attribute
The HTML onmouseup event attribute is triggered when a mouse button is released from an HTML element. This event occurs after the mouse button has been pressed down and then released, making it useful for implementing interactive click behaviors and drag-and-drop functionality. Syntax Following is the syntax for the onmouseup event attribute − Content Where script is the JavaScript code to execute when the mouse button is released over the element. How onmouseup Works The onmouseup event is part of the mouse event sequence. When you interact with an element using a ...
Read MoreHTML onmousedown Event Attribute
The HTML onmousedown event attribute is triggered when a mouse button is pressed down on an HTML element. This event fires immediately when the user presses any mouse button (left, right, or middle) while the cursor is over the element, before the button is released. Syntax Following is the syntax for the onmousedown event attribute − Where script is the JavaScript code to execute when the mouse button is pressed down on the element. Parameters The onmousedown event attribute accepts the following parameter − script − JavaScript code or ...
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