How do you create a variable in JavaScript?

How do you create a variable in JavaScript?

Creating a variable in JavaScript is called “declaring” a variable. You declare a JavaScript variable with the var keyword: var carName; After the declaration, the variable has no value (technically it has the value of undefined ).

How do you assign a value to a variable?

You can assign a value to a routine variable in any of the following ways:

  1. Use a LET statement.
  2. Use a SELECT INTO statement.
  3. Use a CALL statement with a procedure that has a RETURNING clause.

How do I save a JavaScript variable?

You can read about Local Storage here. // save data value localStorage. setItem(“name”, “John”); // retrieve data value var name = localStorage. getItem(“name”);

How do you set a variable in HTML?

As above, to declare a variable, use the var keyword followed by the variable name, like this: var surname; var age; Notice those semicolons (“;”)? Almost every line in JavaScript ends in a semicolon – you’ll be using them a lot.

How do I display a variable in HTML?

There are three ways to display JavaScript variable values in HTML pages:

  1. Display the variable using document. write() method.
  2. Display the variable to an HTML element content using innerHTML property.
  3. Display the variable using the window. alert() method.

What is variable programming?

In computer programming, a variable or scalar is a storage location (identified by a memory address) paired with an associated symbolic name, which contains some known or unknown quantity of information referred to as a value or in easy terms, a variable is a container for different types of data (like integer, float.

What is kbd in HTML?

<kbd>: The Keyboard Input element. The <kbd> HTML element represents a span of inline text denoting textual user input from a keyboard, voice input, or any other text entry device.

What is the key of HTML?

HTML accesskey Attribute The accesskey attribute specifies a shortcut key to activate/focus an element. The accesskey attribute value must be a single character (a letter or a digit).

What is TT in HTML?

The <tt> HTML element creates inline text which is presented using the user agent’s default monospace font face. This element was created for the purpose of rendering text as it would be displayed on a fixed-width display such as a teletype, text-only screen, or line printer.

What is DT tag in HTML?

The <dt> HTML element specifies a term in a description or definition list, and as such must be used inside a <dl> element. The subsequent <dd> (Description Details) element provides the definition or other related text associated with the term specified using <dt> .

What does DT stands for?

Acronym Definition
DT Downtown
DT Difference in Time
DT Desktop
DT Date-Time

What is DD and DT in HTML?

The tag is used to describe a term/name in a description list. The tag is used in conjunction with (defines a description list) and (defines terms/names). Inside a tag you can put paragraphs, line breaks, images, links, lists, etc.

What is DT in programming?

The <dt> tag in HTML is used to specify the description list. It is used inside the element. It is usually followed by a tag. The subsequent elements provides some related text associated with the term specified using <dt>.

What does DT stand for in school?

Design and technology (D) is a school subject offered at all levels of primary and secondary school in England. It is used so children develop a range of designing skills and technology skills for example, using media to design their project and a saw to cut items.

Which tag is used for list items?


  • HTML element
  • is used to represent an item in a list. It must be contained in a parent element: an ordered list (

      ), an unordered list (

        ), or a menu ( ). In menus and unordered lists, list items are usually displayed using bullet points.

    Which list is used to present a list of definitions for terms?

    A definition list is used to present a list of definitions of terms.

    How can you make a bulleted list?

    To create a bulleted list:

    1. Select the text you want to format as a list.
    2. On the Home tab, click the drop-down arrow next to the Bullets command. A menu of bullet styles will appear.
    3. Move the mouse over the various bullet styles.
    4. The text will be formatted as a bulleted list.

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