There are special characters in HTML that are problematic if you use them in a document. Such as less than, greater than symbol etc. Because they give a special indication to the browser, so instead of displaying it works according to those instructions / hints. Now if you want to display such a symbol you want to appear on the web page, you can show it using the HTML environment. There are also various symbols such as copyright, trademark etc. can be shown on the web page.
Each entity starts with ampersand (&) sign then its name is finally filled with semicolon (;).
It can also be expressed with the name of the Entity, and you can also publish it with the option of having a number of environments. Some of the following names based entities are given
© ® ™ $ < >
Their number is respectively
© ® ™   $ < >
© ® ™ $ < >
If you want to place space in p or anywhere, then some space entities will be set. Which is the number 4.
We give the HTML and make the tag using the symbol given by the greater number. If you want to show these signs on the web page, then use the Entry.
<p> Less than - < <br /> Greater than - > <br /> Body tag - <body> </p>
Less than - < Greater than - > Body tag - <body>