PHP code example of stefangabos / world_countries

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

stefangabos / world_countries example snippets

250 => array('id' => 250, 'alpha2' => 'fr', 'alpha3' => 'fra', 'name' => 'France'),
266 => array('id' => 266, 'alpha2' => 'ga', 'alpha3' => 'gab', 'name' => 'Gabon'),
270 => array('id' => 270, 'alpha2' => 'gm', 'alpha3' => 'gmb', 'name' => 'Gambia'),

//  this function assumes that you have done this:
$countries = rch yields a result
//  returns false if no results could be found or if argument is incorrect
function search_country($query) {

    // make the countries available in the function
    global $countries;

    // if argument is not valid return false
    if (!isset($query['id']) && !isset($query['alpha2']) && !isset($query['alpha3'])) return false;

    // iterate over the array of countries
    $result = array_filter($countries, function($country) use ($query) {

        // return country's data if
        return (
            // we are searching by ID and we have a match
            (isset($query['id']) && $country['id'] == $query['id'])
            // or we are searching by alpha2 and we have a match
            || (isset($query['alpha2']) && $country['alpha2'] == strtolower($query['alpha2']))
            // or we are searching by alpha3 and we have a match
            || (isset($query['alpha3']) && $country['alpha3'] == strtolower($query['alpha3']))
        );

    });

    // since "array_filter" returns an array we use pop to get just the data object
    // we return false if a result was not found
    return empty($result) ? false : array_pop($result);

}

search_country(array('id' => 250));
search_country(array('alpha2' => 'fr'));
search_country(array('alpha3' => 'fra'));