Onchange state to change the country

In this tutorial we are going to implement the onchange event for state to change the countryusing php and jquery. we used the jquery onchange method to implement this.firstly we are going to create the database for country and state. according to selected country to fill up the state text fields.

Final Output
onchange event

HTML code..

Now we are going to implement the jquery code and call the file called async-country.php to fill the html data to the state.

JQuery code..

We will make database table called country and field is id, country_name, state_id when ajax pass the state id to get all the country name from the country table.

PHP code..