akondas

function slugify(text)
{
  var fromChar = [/ą/ig, /ę/ig, /ó/ig, /ś/ig, /ł/ig, /ż/ig, /ź/ig, /ć/ig, /ń/ig];
  var toChar = ['a', 'e', 'o', 's', 'l', 'z', 'z', 'c', 'n'];
  for ( var i in fromChar )
    text = text.replace(fromChar[i], toChar[i]);
  return text.toString().toLowerCase()
    .replace(/\s+/g, '-')           // Replace spaces with -
    .replace(/[^\w\-]+/g, '')       // Remove all non-word chars
    .replace(/\-\-+/g, '-')         // Replace multiple - with single -

akondas

SZYMON NIKIEL 20:07:15
JAROSŁAW KOCUR 20:39:32
TOMASZ BARSZCZ 19:10:39
KAMIL KLICH 20:39:01
JAREK GONCZARENKO 17:32:25
AGATA MATEJCZUK 18:52:36
GRZEGORZ MENET 19:23:15
KRYSTIAN KORZAŃSKI 19:17:57
MARCIN MIKOŚ 18:14:11
BARTOSZ MALAWSKI 18:12:31

akondas

<?php
function add(int $a, int $b): int {
    return $a + $b;
}

add(1, '2');

akondas

<?php
declare(strict_types=1); // musi być w 1 linii

function add(int $a, int $b): int {
    return $a + $b;
}

add(1, '2');
// Catchable fatal error: Argument 2 passed to add() must be of the type integer, string given

akondas

<?php
// przed php 7
uasort($array, function($a, $b){
    return ($a < $b) ? -1 : (($a > $b) ? 1 : 0);
});

// po php 7
uasort($array, function($a, $b){
    return $a <=> $b;
});

akondas

<?php
try {
    nonExistentFunction();
} catch (\EngineException $e) {
     var_dump($e);
}

object(EngineException)#1 (7) {
  ["message":protected]=>
  string(32) "Call to undefined function nonExistantFunction()"

akondas

<?php
// call closures assigned to properties
($object->closureProperty)()

// chain static calls
class foo { static $bar = 'baz'; }
class baz { static $bat = 'Hello World'; }

baz::$bat = function () { echo "Hello World"; };

akondas

<?php
// co zwróci podane wyrażenie ?
$obj->$properties['name'];

// w PHP 5.6
$obj->{$properties['name']}

// w PHP 7
{$obj->$properties}['name']

akondas

<?php
// proste zastosowanie
$username = $user->getName() ?? 'nobody';

// dobre do tablic bo nie trzeba sprawdzać isset
$width = $imageData['width'] ?? 100;

// bardziej złożony przykład
$config = $config ?? $this->config ?? static::$defaultConfig;

akondas

<?php
// do PHP 5.6
use Framework\Component\ClassA;
use Framework\Component\ClassB as ClassC;
use Framework\Component\OtherComponent\ClassD;

// od PHP 7
use Framework\Component\{
     ClassA,
     ClassB as ClassC,