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Global attributes
Global attributes are a set of HTML attributes that can be applied to any HTML element, regardless of its specific function or context, these attributes provide a flexible way to add consistent styling, behavior, or interaction features across different HTML elements, enhancing the overall structure and usability of a webpage.
These attributes are particularly valuable because they allow developers to modify the default appearance and functionality of elements without needing to create custom scripts or styles, common global attributes include id, class, style, hidden, tabindex, and data-*, each of these attributes serves a specific purpose, such as assigning unique identifiers (id), grouping elements for styling (class), applying inline CSS styles (style), hiding elements (hidden), managing keyboard navigation (tabindex), and storing custom data (data-*).
Moreover, global attributes can be used with custom or non-standard HTML elements. However, it's crucial to understand that applying global attributes to non-standard elements may lead to behavior that is not fully aligned with HTML5 specifications. For example here you can see - using the hiddenattribute on a standard element like <div>(e.g., <div hidden>…</div>) effectively hides the content from view. However, when used on a non-standard or custom element, the behavior might vary depending on the browser or user agent, potentially causing inconsistent rendering or functionality.
By thoughtfully applying global attributes, developers can create more accessible, responsive, and maintainable web pages. This approach ensures that content is presented consistently across various browsers and devices, improving the user experience and supporting modern web standards.
Global Attributes
| Attributes | Description |
|---|---|
| accesskey | Specifies a shortcut key to activate or focus an element. |
| autocapitalize | Controls whether and how text input is automatically capitalized. |
| class | Specifies one or more class names for the element, allowing CSS styling and JavaScript manipulation. |
| contenteditable | Specifies whether the content of an element is editable or not. |
| contextmenu | Specifies a context menu for the element. |
| dir | Defines the text direction. Possible values are "ltr" (left-to-right), "rtl" (right-to-left), and "auto". |
| draggable | Specifies whether an element is draggable. Possible values are "true" or "false". |
| enterkeyhint | Specifies the action label or icon to be shown for the enter key on virtual keyboards. |
| hidden | Indicates that the element is not yet, or is no longer, relevant. The browser does not display elements that have the `hidden` attribute set. |
| id | Specifies a unique identifier for the element. |
| inputmode | Provides a hint to browsers for which virtual keyboard configuration to use when editing this element or its descendants. |
| is | Allows you to specify the type of custom element. |
| lang | Specifies the language of the element's content. |
| nonce | A cryptographic nonce ("number used once") that can be used by Content Security Policy (CSP) to determine whether or not a given fetch will be allowed to proceed. |
| part | Specifies the element’s part in the shadow DOM. |
| slot | Assigns a slot in a shadow DOM shadow tree. |
| spellcheck | Indicates whether the element is subject to spell checking. |
| style | Provides inline CSS styling for the element. |
| tabindex | Specifies the tab order of the element. |
| title | Adds extra information about the element, displayed as a tooltip when hovering over the element. |
| translate | Specifies whether the content of the element should be translated. Possible values are "yes" or "no". |
| HTML Attributes | Global Attributes | Event Attributes |
|---|---|---|
| To view the full list | To view the full list | To view the full list |
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