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Using Emojis

Emojis are characters from the UTF-8 character set: ๐Ÿ˜„ ๐Ÿ˜ ๐Ÿ’—
What are Emojis?
Emojis look like images, or icons, but they are not.
They are letters (characters) from the UTF-8 (Unicode) alphabet.
UTF-8 covers almost all of the characters and symbols in the world.
The HTML charset Attribute
To display an HTML page correctly, a web browser must know the character set used in the page.
This is specified in the meta tag:


Clearfix

Quickly and easily clear floated content within a container by adding a clearfix utility. 0950755459


Image replacement

Swap text for background images with the image replacement class.


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Spacing

Bootstrap includes a wide range of shorthand responsive margin and padding utility classes to modify an elementโ€™s appearance.


Text

Documentation and examples for common text utilities to control alignment, wrapping, weight, and more. 0950755459


State and Lifecycle

This page introduces the concept of state and lifecycle in a React component. You can find a detailed component API reference here.
Consider the ticking clock example from one of the previous sections. In Rendering Elements, we have only learned one way to update the UI. We call ReactDOM.render() to change the rendered output:


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Breadcrumb Indicate the current pageโ€™s location within a navigational hierarchy that automatically adds separators via CSS.