What versions of bootstrap4 are there?

The current main versions of bootstrap4 are: v4.0, v4.1, v4.2, v4.3, v4.4, v4.5. The latest updated version is v4.5.3; the main version of bootstrap4 The final versions: v4.0.0, v4.1.3, v4.2.1, v4.3.1, v4.4.1.

bootstrap version view: https://getbootstrap.com/docs/versions/

The current main versions of bootstrap4 are: v4.0 , v4.1, v4.2, v4.3, v4.4, v4.5, the latest updated version is v4.5.3.

Bootstrap is the world's most popular front-end component library for developing responsive layout, mobile-first WEB projects.

Bootstrap4 is currently the latest version of Bootstrap, an open source toolset for HTML, CSS and JS development. Take advantage of the Sass variables and numerous mixins, responsive grid system, extensible pre-made components, and powerful jQuery-based plug-in system we provide to quickly develop prototypes for your ideas or build the entire app.

Bootstrap4 is the latest version of Bootstrap. Compared with Bootstrap3, it has more specific classes and turns some related parts into related components. At the same time, the size of Bootstrap.min.css has been reduced by more than 40%.

Bootstrap4 gave up support for IE8 and iOS 6, and now only supports IE9 and above and iOS 7 and above browsers.

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