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HTML - <var> Tag
HTML <var> tag is use to make the context stands for variable element; this tag represents the name of variable in a mathematical expression or a programming context.
The content inside the <var> tag is typically in italic font in most browsers, but we can override or change the content of the <var> tag by using the CSS properties.
Syntax
<var>.....</var>
Attribute
HTML var tag supports Global and Event attributes of HTML.
Examples of HTML var Tag
Bellow examples will illustrate the usage of var tag, where, when and hot to use var tag.
Creating var Elmenet
In the following example, we are creating an HTML document and using the <var> tag to create a distributive law.
<!DOCTYPE html> <html> <head> <title>HTML var Tag</title> </head> <body> <h2>Example of var Tag</h2> <p>Equation for distributive law</p> <p> <var>a</var>( <var>b</var>+ <var>c</var>)= <var>ab</var>+ <var>ac</var> </p> </body> </html>
Mathematic Equation using var tag
Presenting a mathematics equation through HTML <var> tag, this will give a ntural mathematical look as well.
<!DOCTYPE html> <html> <head> <title>HTML var Tag</title> <style> var { font-weight: bold; } </style> </head> <body> <p> The volume of a box is <var>l</var> × <var>w</var> × <var>h</var>, where <var>l</var> represents the length, <var>w</var> the width and <var>h</var> the height of the box. </p> </body> </html>
Styling var Element
In the following example we will style the var element, make the element bold compare to normal font. This will be done using the internal CSS, by using CSS font-weight Property.
<!DOCTYPE html> <html> <head> <title>HTML var Tag</title> <style> var { font-weight: bold; } </style> </head> <body> <p> A simple equation: <var>x</var> = <var>y</var> + 2 </p> </body> </html>
Supported Browsers
Tag | |||||
---|---|---|---|---|---|
var | Yes | Yes | Yes | Yes | Yes |
Related Tags
Following are some related tag of <var> tag, which can also be used for the same context.
- <code>: To determine the computer programming.
- <kbd>: To determine the keyboard input.
- <samp>: To determine the sample output.
- <pre>: To determine the pre-formatted text.
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