Why do we need required in HTML?

Asked By: Zhilin Kiefhaber | Last Updated: 24th February, 2020
Category: technology and computing web design and html
3.9/5 (204 Views . 29 Votes)
The HTML required Attribute is a Boolean attribute which is used to specify that the input element must be filled out before submitting the Form. This attribute works with other types of input like radio, checkbox, number, text, etc.

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Similarly one may ask, do you need the HTML tag?

Those tags are required by the DOCTYPE you're using and should not be omitted. The html element is the root element of every html page. If you look at all other elements' description it says where an element can be used (and almost all elements require either head or body).

Likewise, what is form validation in HTML? Form validation using HTML and JavaScript. Forms are used in webpages for the user to enter their required details that are further send it to the server for processing. A form is also known as web form or HTML form.

Similarly, what is the use of head in HTML?

The <head> element is a container for metadata (data about data) and is placed between the <html> tag and the <body> tag. HTML metadata is data about the HTML document. Metadata is not displayed. Metadata typically define the document title, character set, styles, scripts, and other meta information.

Why is it recommended to use lowercase when writing an HTML document?

Use Lower Case Element Names HTML allows mixing uppercase and lowercase letters in element names. We recommend using lowercase element names because: Lowercase are easier to write.

39 Related Question Answers Found

What are the 4 basic HTML tags?

To build any webpage you will need four primary tags: <html>, <head>, <title> and <body>. These are all container tags and must appear as pairs with a beginning and an ending. Here is a diagram, showing the two main parts and the primary tags. Every HTML document begins and ends with the <html> tag.

What is an empty tag?

An "empty tag" refers to HTML coding where the line of code stands alone and is not closed with slash characters. Empty tags are used to insert images, lists, breaks, meta tags, horizontal rules and hyperlinks.

What are the 10 basic HTML tags?

Your First 10 HTML Tags
  • <html> … </html> — The root element.
  • <head> … </head> — The document head.
  • <title> … </title> — The page title.
  • <body> … </body> — The page's content.
  • <h1> … </h1> — A section heading.
  • <p> … </p> — A paragraph.
  • <a> … </a> — A link.
  • <img> — An image. The img element lets you insert images into your web pages.

What is a start tag?

Represents the start tag of an element in a specific source document. A start tag always has a type that is a subclass of StartTagType , meaning that any tag that does not start with the characters ' </ ' is categorised as a start tag.

What are the tag used in HTML?


Most commonly used tags in HTML
  • HTML tag: It is the root of the html document which is used to specify that the document is html.
  • Head tag: Head tag is used to contain all the head element in the html file.
  • Body tag: It is used to define the body of html document.
  • Title tag: It is used to define the title of html document.

What is HTML tag example?

A tag is a command in a web page that tells the browser to do something. Tags are inclosed in less than (<) and greater than (>) signs. An example of a tag is <html> which you will learn below. Open up Notepad, Notepad++, or any other plain text editor and type or copy this in it.

What is meant by Dom?

The Document Object Model (DOM) is a programming API for HTML and XML documents. It defines the logical structure of documents and the way a document is accessed and manipulated. Nevertheless, XML presents this data as documents, and the DOM may be used to manage this data.

What is formatting in HTML?

HTML Formatting is a process of formatting text for better look and feel. HTML provides us ability to format text without using CSS. There are many formatting tags in HTML. These tags are used to make text bold, italicized, or underlined.

What is body tag?

Definition and Usage
The <body> tag defines the document's body. The <body> element contains all the contents of an HTML document, such as text, hyperlinks, images, tables, lists, etc.

What is meta information in HTML?


Metadata is data (information) about data. The <meta> tag provides metadata about the HTML document. Metadata will not be displayed on the page, but will be machine parsable. Meta elements are typically used to specify page description, keywords, author of the document, last modified, and other metadata.

What are div tags used for?

The <div> tag defines a division or a section in an HTML document. The <div> element is often used as a container for other HTML elements to style them with CSS or to perform certain tasks with JavaScript.

Who created CSS?

Håkon Wium Lie

What is the head of a web page?

In an HTML file, the html head is the first section in the code that contains information about a web page's properties and links to external related files. For example, in the HTML head, you can have the title of the page, meta tags, CSS code, Open Graph tags, and JavaScript code.

What is the use of body tag?

When writing in HTML, the <body> tag is used to contain a web page's content, including hyperlinks, images, tables, text, etc. It is required in every HTML document, and there may only be one <body> tag per page.

What is difference between head and body in HTML?


A HTML file has headers and a "body" (payload) — just like a HTTP request. The <body> encapsulates the contents of the document, while the <head> part contains meta elements, i.e., information about the contents. This is (typically) title, encoding, author, styling etc.

Is Head necessary in HTML?

The <head> tag in HTML is used to define the head portion of the document which contains information related to the document. The <head> tag contains other head elements such as <title>, <meta>, <link>, <style> <link> etc. In HTML 4.01 the <head> element was mandatory but in HTML5, the <head> element can be omitted.

What is an h1 tag?

The h1 is an HTML tag that indicates a heading on a website. Tag — An HTML tag is a snippet of code that tells your web browser how to display the content. Heading — HTML has six different heading tagsh1, h2, and so on. The h1 is considered the most important tag, and the h6 is the least important.