Some characters are reserved in HTML.
If you use the less than (<) or greater than (>) signs in your HTML text, the browser might mix them with tags.
Entity names or entity numbers can be used to display reserved HTML characters.
Entity names look like this:
Entity names look like this:
To display a less than sign (<) we must write: < or <
A commonly used HTML entity is the non-breaking space:
A non-breaking space is a space that will not break into a new line.
Two words separated by a non-breaking space will stick together (not break into a new line). This is handy when breaking the words might be disruptive.
Examples:
Another common use of the non-breaking space is to prevent browsers from truncating spaces in HTML pages.
If you write 10 spaces in your text, the browser will remove 9 of them. To add real spaces to your text, you can use the character entity.
A diacritical mark is a "glyph" added to a letter.
Some diacritical marks, like grave ( ̀) and acute ( ́) are called accents.
Diacritical marks can be used in combination with alphanumeric characters to produce a character that is not present in the character set (encoding) used in the page.
Here are some examples: