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The id attribute is used by CSS and JavaScript to style/select a specific element. The value of the id attribute is case sensitive. The id attribute is also used to create HTML bookmarks. JavaScript can access an element with a specific id with the getElementById() method.
24 wrz 2024 · The id and class attributes in HTML are used for element identification and styling. The id attribute uniquely identifies a single element, while the class attribute can be applied to multiple elements. Both are essential for CSS styling and JavaScript manipulation.
13 lut 2009 · In the CSS, a class selector is a name preceded by a full stop (“.”) and an ID selector is a name preceded by a hash character (“#”). The difference between an ID and a class is that an ID can be used to identify one element, whereas a class can be used to identify more than one.
Zapisujemy je skrótem id i przypisujemy do nich wartości tak jak do innych atrybutów, używając do tego znaku = oraz " ". id="some-id". Atrybut id jest unikalnym identyfikatorem elementu html. Znaczy to, że daną wartość atrybutu id możemy przypisać jedynie jednemu elementowi html.
9 lip 2008 · Learn how to use ID and class attributes in HTML to style and manipulate elements with CSS and JavaScript. Find out the key differences, advantages and disadvantages of each, and see examples and tips.
Learn how to use the HTML class attribute to specify a class for an element and style it with CSS or manipulate it with JavaScript. See examples, syntax, tips and exercises on HTML classes.
Class and Id are both attributes used in HTML and CSS to target and style specific elements on a webpage. However, they have some key differences. Class is used to group multiple elements together, allowing them to share the same styling properties.
