What is jQuery Selectors? Give some examples.

• jQuery Selectors are used to select one or a group of HTML elements from your web page.
• jQuery support all the CSS selectors as well as many additional custom selectors.
• jQuery selectors always start with dollar sign and parentheses: $()
• There are three building blocks to select the elements in a web document.

1) Select elements by tag name

Example: $(div)
It will select all the div elements in the document.

2) Select elements by ID

Example: $(#xyzid”)
It will select single element that has an ID of xyzid

3) Select elements by class
Example: $(“.xyzclass”)
It will select all the elements having class xyzclass