PHP

// json data
;[
  {
    name: 'Aragorn',
    race: 'Human',
  },
  {
    name: 'Legolas',
    race: 'Elf',
  },
  {
    name: 'Gimli',
    race: 'Dwarf',
  },
]

$url = 'data.json'; // path to your JSON file
$data = file_get_contents($url); // put the contents of the file into a variable
$characters = json_decode($data); // decode the JSON feed

<?php declare(strict_types=1);
use PHPUnit\Framework\TestCase;

final class EmailTest extends TestCase
{
    public function testCanBeCreatedFromValidEmailAddress(): void
    {
        $this->assertInstanceOf(
            Email::class,
            Email::fromString('user@example.com')
        );
    }

    public function testCannotBeCreatedFromInvalidEmailAddress(): void
    {
        $this->expectException(InvalidArgumentException::class);

        Email::fromString('invalid');
    }

    public function testCanBeUsedAsString(): void
    {
        $this->assertEquals(
            'user@example.com',
            Email::fromString('user@example.com')
        );
    }
}

{
    "require-dev": {
        "phpspec/phpspec": "^6.2"
    },
    "config": {
        "bin-dir": "bin"
    },
    "autoload": {"psr-0": {"": "src"}}
}

<?php
// Array representing a possible record set returned from a database
$records = array(
    array(
        'id' => 2135,
        'first_name' => 'John',
        'last_name' => 'Doe',
    ),
    array(
        'id' => 3245,
        'first_name' => 'Sally',
        'last_name' => 'Smith',
    ),
    array(
        'id' => 5342,
        'first_name' => 'Jane',
        'last_name' => 'Jones',
    ),
    array(
        'id' => 5623,
        'first_name' => 'Peter',
        'last_name' => 'Doe',
    )
);
 
$first_names = array_column($records, 'first_name');
print_r($first_names);
?>

<?php
    $dates = array
    (
        '0' => "2013-02-18 05:14:54",
        '1' => "2013-02-12 01:44:03",
        '2' => "2013-02-05 16:25:07",
        '3' => "2013-01-29 02:00:15",
        '4' => "2013-01-27 18:33:45"
    );

    function closest($dates, $findate)
    {
        $newDates = array();

        foreach($dates as $date)
        {
            $newDates[] = strtotime($date);
        }

        echo "<pre>";
        print_r($newDates);
        echo "</pre>";

        sort($newDates);
        foreach ($newDates as $a)
        {
            if ($a >= strtotime($findate))
                return $a;
        }
        return end($newDates);
    }

    $values = closest($dates, date('2013-02-04 14:11:16'));
    echo date('Y-m-d h:i:s', $values);
?>

echo date('l jS F (Y-m-d)', strtotime('-3 days'));

$arr = [300, 600, 900, 1200];
$number = 920;
$deltas = array_reduce(
    $arr, 
    function($t, $v) use ($number) { 
        $t[$v] = abs($v - $number); 
        return $t; 
    },
    []
);
asort($deltas);
echo array_keys($deltas)[0];

<?php

$array = array('lastname', 'email', 'phone');
$comma_separated = implode(",", $array);

echo $comma_separated; // lastname,email,phone

// Empty string when using an empty array:
var_dump(implode('hello', array())); // string(0) ""

?>

$date = Carbon::parse('2016-09-17 11:00:00');
$now = Carbon::now();

$diff = $date->diffInDays($now);

$myRequest = new Request();
$myRequest->request->add(['foo' => 'bar']);
var_dump($myRequest->foo);

$startTime = microtime(true);
doTask(); // whatever you want to time
echo "Time:  " . number_format(( microtime(true) - $startTime), 4) . " Seconds\n";

dd( "Time:  " . number_format(( microtime(true) - $startTime), 4) . " Seconds\n");

$startTime = microtime(true);
doTask(); // whatever you want to time
echo "Time:  " . number_format(( microtime(true) - $startTime), 4) . " Seconds\n";

dd( "Time:  " . number_format(( microtime(true) - $startTime), 4) . " Seconds\n");

# Created by https://www.gitignore.io/api/laravel

### Laravel ###
vendor/
node_modules/
npm-debug.log

# Laravel 4 specific
bootstrap/compiled.php
app/storage/

# Laravel 5 & Lumen specific
public/storage
public/hot
storage/*.key
.env.*.php
.env.php
.env
Homestead.yaml
Homestead.json

# Rocketeer PHP task runner and deployment package. https://github.com/rocketeers/rocketeer
.rocketeer/

User::orderBy('id')->chunk(100, function ($users) {
    foreach ($users as $user) {

        // write your email send code here
    }
});

<?php
    $stuff = array(1,2,3);
    print implode(", ", $stuff);    //prints 1, 2, 3
    print join(',', $stuff);        //prints 1,2,3

array_unique(array_merge($array1,$array2), SORT_REGULAR);

if (array_unique($allvalues) === array('foobar')) { 
   // all values in array are "foobar"
}

<?php
$values = array(array(88868), array(88867), array(88869), array(88870));
foreach ($values as &$value) $value = $value[0];

print_r($values);
?>

$values = array(array(88868), array(88867), array(88869), array(88870));
foreach ($values as &$value) $value = $value[0];

 array_multisort(array_column($array, 'datetime'), SORT_DESC, $array);

SELECT TRUNC((dev_cost::numeric/sell_cost::numeric),2);

<?php
$date = new DateTime("now", new DateTimeZone('America/New_York') );
echo $date->format('Y-m-d H:i:s');

$pos = strrpos($url, '/');
$id = $pos === false ? $url : substr($url, $pos + 1);