What are the naming conventions in HTML?

What are the naming conventions in HTML?

HTML allows mixing uppercase and lowercase letters in element names….Use Lowercase Element Names

  • Mixing uppercase and lowercase names looks bad.
  • Developers normally use lowercase names.
  • Lowercase looks cleaner.
  • Lowercase is easier to write.

What is the id attribute in HTML?

The id attribute specifies a unique id for an HTML element. The value of the id attribute must be unique within the HTML document. The id attribute is used to point to a specific style declaration in a style sheet. It is also used by JavaScript to access and manipulate the element with the specific id.

What convention is used in naming classes?

Class names should be nouns, in mixed case with the first letter of each internal word capitalized. Try to keep your class names simple and descriptive. Use whole words-avoid acronyms and abbreviations (unless the abbreviation is much more widely used than the long form, such as URL or HTML).

Can HTML id have hyphen?

Rules for Using the ID Attribute The ID must start with a letter (a-z or A-Z). All subsequent characters can be letters, numbers (0-9), hyphens (-), underscores (_), colons (:), and periods (.). Each ID must be unique within the document.

How do you name a file in HTML?

Guidelines for Naming HTML Files and Folders

  1. HTML file names should end in the suffix “.html” or “.htm”.
  2. The file name should be no more than 32 characters, including the “.html” or “.htm” file suffix.
  3. The first character of the file name should be a letter.

What is the difference between id and name in HTML?

id is used to identify the HTML element through the Document Object Model (via JavaScript or styled with CSS). id is expected to be unique within the page. name corresponds to the form element and identifies what is posted back to the server.

What characters are allowed in HTML ID?

ID and NAME tokens must begin with a letter ([A-Za-z]) and may be followed by any number of letters, digits ([0-9]), hyphens (“-“), underscores (“_”), colons (“:”), and periods (“.”).

How do you NAME an element ID?

5 Answers

  1. Keep it semantic. Use complete, simple, (preferably English) words.
  2. Don’t abbreviate anything!
  3. Keep it all lower-case and use underscores or hyphens.
  4. Identify exactly what that element is, but no more.

What is true about id and name attributes?

What are IDs and classes in HTML?

The difference between Class and ID selector The difference between an ID and a class is that an ID is only used to identify one single element in our HTML. IDs are only used when one element on the page should have a particular style applied to it. However, a class can be used to identify more than one HTML element.

What is the difference between ID and class attributes in HTML?

Difference between id and class attribute: The only difference between them is that “id” is unique in a page and can only apply to at most one element, while “class” selector can apply to multiple elements.

How do you name an HTML file?