HTML forms are used to collect some data from the site visitors . when a user registration form is required to fill, a form will take from the site visitor and then will post to a back-end applications. The back-end applications will perform the required processing on the passed data according to the defined logic of the business.
<form> .</form> tag is used to create HTML form. The basic sytax is :-
<form action=script url method =GET or POST>
Form controls are displayed here.
HTML Form use following controls to collect the data
Checkboxes are used when more than one option is required to be selected. They are also created using HTML <input> tag but type attribute is set to checkbox.
Checkboxes will be look like following :
Radio button is used when out of many options only one option is need to be selected. They are also created using HTML tag but type attribute is set to radio.
It Will Produce the following result :
A select box which is called drop down box .It provides option to list down various options in the form of drop down list. In this list user can select one or more options.
File Upload select box is used to upload a file to your web site. This is also created using the <input> element but type attribute is set to file.
Hidden form control is used to hide data to display in the page. Hidden data of the page is used to push on to the server .
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There are various ways in HTML to create clickable buttons. You can also create a clickable button using <input> tag by setting its type attribute to button.