JQuery Selectors:

• are used to select single or a group of HTML elements from your webpage.
• support all the custom selectors as well as CSS selectors.
• starts with a dollar symbol and parentheses: $().

Three blocks to select the HTML elements are as follow:

• Select HTML elements by ID. For an Example: $(#testID”) It select an element which has an ID called 'testID'
• Select elements by class. For an Example: $(“.testClass”) It will select all the elements have a class called 'testClass'
• Select elements by tag name For an Example: $(div) It will select all the div elements in the document.