kamrankr

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

// Note that a float will be returned.
var_dump(sum(1, 2));
?>

kamrankr

  server
{
  server_name mysite.com; #first domain
  root /var/www/html;
  index index.php index.html index.htm;
  error_page 404 /404.html;
  location / 
  {
     try_files $uri $uri/ /index.php?q=$uri&$args; # this rewrite rule is for wordpress blog
  }

kamrankr

listen = 127.0.0.1:9000
;listen = /var/run/php-fpm/php-fpm.sock #uncomment this if you want to use socket instead of port
;listen.owner = nobody
listen.owner = nginx
;listen.group = nobody
listen.group = nginx
;listen.mode = 0666
listen.mode = 0664
user = nginx
group = nginx

kamrankr

server 
{
  root /var/www/html;
  location / 
  {
    index index.php index.html index.htm;
  }
location ~ \.php$ 
  {
    fastcgi_pass 127.0.0.0.1:9000

kamrankr

/*
 * Write a function that will return the
 * count of distinct case-insensitive alphabetic
 * characters that occur more than once in the
 * given string. The given string can be
 * assumed to contain only uppercase and
 * lowercase alphabets.
 *
 * @Input: a string
 * @Output: the number of unique characters that appear more than once

kamrankr

<?php 	  
	  $polynomial = array (1,1,0,1); // x^3+x+1
	  $derivative = array();	
		for ($i = 1 ; $i < count($polynomial); $i++ )
		{
			 $derivate = $i * $polynomial[$i];
			 $index = $i - 1;
			 if ( $index > -1 )
			 {
				 $derivative[$index] = $derivate;

kamrankr

<?php
	  /* simplest Polymorphism example in Php */
	 abstract class Animal
	 {
		 static function makeSound(Animal $animal)
		 {
			 return $animal->getsound();
		 }
	 }
	 

kamrankr

<?php
class Mysingleton 
{
	 private static $instance;
	 private function __construct()
	 {}
	
		public static function getInstance()
		{
			if ( self::$instance == NULL )