If we have few details of address, How can we get location of a place ( latitude or longitude ) or make full place address?

The most easy way to get location details by using google api and also it is free service. fast respond. Only need google api key.

How to get google api key

1. If you have google account. Every first time login to it or not register to google account, then login to it.
2. Click here to get google api key.
3. 
   Then click GET A KEY button.
4. Get api project name. Agree with google term and condition. Then CREATE AND ENABLE API button.
5. You can get google api key now.
   
   Then click DONE button.
6. If you want to get new one or previous one click again GET A KEY button.
7. You can create new project or select existing project. finally click Enable API button to activate api key into selected project and also show project api key.
   
   

function ESGeo_address($address, $api_key) {
    /*
     * Find location details by using address in google api
     * @param (string|required) $address - Address, Do you want to find location details.
     * @param (string|required) $api_key - Google api key.
     * 
     * @return (array) Return location details, If something wrong return false.
     * 
     * source : http://codrate.com/articles/find-location-details-by-using-address-by-using-google-api-in-php
     */
    $address = preg_replace("/[^A-Za-z0-9]/", " ", $address);
    $address = explode(' ', strtolower($address));
    $address = array_flip($address);
    unset($address['']);
    $address = implode('+', array_keys($address));

    $address = file_get_contents('https://maps.googleapis.com/maps/api/geocode/json?address=' . $address . '&key=' . $api_key);

    $address = json_decode($address, TRUE);
    if (!empty($address['results'])) {
        return $address['results'][0];
    } else {
        return false;
    }
}

Example

print_r(get_google_address('esila panadura sri lanka', 'google_api_key'));

Array
(
    [address_components] => Array
        (
            [0] => Array
                (
                    [long_name] => Panadura
                    [short_name] => Panadura
                    [types] => Array
                        (
                            [0] => locality
                            [1] => political
                        )

                )

            [1] => Array
                (
                    [long_name] => Kalutara
                    [short_name] => Kalutara
                    [types] => Array
                        (
                            [0] => administrative_area_level_2
                            [1] => political
                        )

                )

            [2] => Array
                (
                    [long_name] => Western Province
                    [short_name] => WP
                    [types] => Array
                        (
                            [0] => administrative_area_level_1
                            [1] => political
                        )

                )

            [3] => Array
                (
                    [long_name] => Sri Lanka
                    [short_name] => LK
                    [types] => Array
                        (
                            [0] => country
                            [1] => political
                        )

                )

        )

    [formatted_address] => Panadura, Sri Lanka
    [geometry] => Array
        (
            [location] => Array
                (
                    [lat] => 6.7242048
                    [lng] => 79.9291742
                )

            [location_type] => GEOMETRIC_CENTER
            [viewport] => Array
                (
                    [northeast] => Array
                        (
                            [lat] => 6.7255537802915
                            [lng] => 79.930523180291
                        )

                    [southwest] => Array
                        (
                            [lat] => 6.7228558197085
                            [lng] => 79.927825219708
                        )

                )

        )

    [place_id] => ChIJq1NvFa5I4joR-SrKP5U0vNo
    [types] => Array
        (
            [0] => establishment
            [1] => point_of_interest
            [2] => storage
        )

)