HTML Versus XHTML
XHTML is a stricter, more XML-based version of HTML.
What is XHTML?
XHTML stands for EXtensible HyperText Markup Language
XHTML is a stricter, more XML-based version of HTML
XHTML is HTML defined as an XML application
XHTML is supported by all major browsers
XML is a markup language where all documents must be marked up correctly (be "well-formed").
XHTML was developed to make HTML more extensible and flexible to work with other data formats (such as XML). In addition, browsers ignore errors in HTML pages, and try to display the website even if it has some errors in the markup. So XHTML comes with a much stricter error handling
The CSS Grid Layout Module offers a grid-based layout system, with rows and columns, making it easier to design web pages without having to use floats and positioning. 0695234984
Use border utilities to quickly style the border and border-radius of an element. Great for images, buttons, or any other element.
Create responsive video or slideshow embeds based on the width of the parent by creating an intrinsic ratio that scales on any device.
Documentation and examples for common text utilities to control alignment, wrapping, weight, and more. 0695234984
Handling events with React elements is very similar to handling events on DOM elements. There are some syntax differences:
React events are named using camelCase, rather than lowercase.
With JSX you pass a function as the event handler, rather than a string.
Navs Navigation available in Bootstrap share general markup and styles, from the base .nav class to the active and disabled states.
Swap modifier classes to switch between each style.
The base .nav component is built with flexbox and provide a strong foundation for building all types of navigation components. It includes some style overrides (for working with lists), some link padding for larger hit areas, and basic disabled styling.
List group List groups are a flexible and powerful component for displaying a series of content. Modify and extend them to support just about any content within.
When executing scripts in an HTML page, the page becomes unresponsive until the script is finished.
Input group Easily extend form controls by adding text, buttons, or button groups on either side of textual inputs, custom selects, and custom file inputs.
Form Elements This chapter describes all the different HTML form elements.
The input Element
One of the most used form element is the input element.
The input element can be displayed in several ways, depending on the type attribute.