PHP code example of gpslab / interval

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

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

    

gpslab / interval example snippets

$interval = NumberInterval::halfClosed(1, 5);
echo $interval->start(); // 1
echo $interval->end(); // 5

// convert to string
$string = (string)$interval;
echo $string; // [1, 5)

// restore from string
$new_interval = NumberInterval::fromString($string);
$interval == $new_interval; // true
$interval->equal($new_interval); // true

$interval = NumberInterval::halfClosed(1, 5);
// created a new interval instance
$new_interval = $interval->withStart(new NumberIntervalPoint(2));
$interval->start() != $new_interval->start(); // true

// from CIDR
$network = IPv4Network::fromCIDR('192.168.0.0', 16);
echo $network->start(); // 192.168.0.0
echo $network->end(); // 192.168.255.255

$network->contains('192.168.13.74'); // true

// from ip mask
$new_network = IPv4Network::fromMask('192.168.0.0', '255.255.0.0');
$network->equal($new_network); // true

function isLocalNetworkHost($host)
{
    // is IPv6
    if (strpos($host, ':') !== false) {
        // RFC 4193
        return IPv6Network::fromString('fc00::/7')->contains($host);
    }

    // RFC 1918
    return
        IPv4Network::fromString('10/8')->contains($host) ||
        IPv4Network::fromString('172.16/12')->contains($host) ||
        IPv4Network::fromString('192.168/16')->contains($host)
    ;
}

$interval = NumberInterval::closed(1, 5);

$points_in_interval = [];
foreach ($interval->iterate() as $point) {
    $points_in_interval[] = $point;
}

$points_in_interval == [1, 2, 3, 4, 5]; // true

$step = 2;
$interval = NumberInterval::open(0, 10);

$points_in_interval = [];
foreach ($interval->iterate($step) as $point) {
    $points_in_interval[] = $point;
}

$points_in_interval == [2, 4, 6, 8]; // true

$expected = [
    '10.0.1.2',
    '10.0.1.4',
    '10.0.1.6',
    '10.0.1.8'
];
$step = 2;
$interval = IPv4Interval::open('10.0.1.0', '10.0.1.10');

$points_in_interval = [];
foreach ($interval->iterate($step) as $point) {
    $points_in_interval[] = $point;
}
$points_in_interval == $expected; // true

$expected = [
    '2017-03-03',
    '2017-03-05',
    '2017-03-07',
    '2017-03-09',
];
$step = new \DateInterval('P2D');
$interval = DateInterval::open(new \DateTime('2017-03-01'), new \DateTime('2017-03-11'));

$points_in_interval = [];
foreach ($interval->iterate($step) as $point) {
    $points_in_interval[] = $point->format('Y-m-d');
}

$points_in_interval == $expected; // true

Type::addType('NumberInterval', 'GpsLab\Component\Interval\Persistence\Doctrine\DBAL\Types\NumberIntervalType');
$em->getConnection()->getDatabasePlatform()->registerDoctrineTypeMapping('NumberInterval', 'NumberInterval');