<?php class Book implements JsonSerializable{ private $id; private $title; private $author; function __construct($_id,$_title,$_author){ $this->id=$_id; $this->title=$_title; $this->author=$_author; } public function jsonSerialize() { return get_object_var...

Method 1 $start_date = new DateTime('2011-09-01 04:10:58'); $since_start = $start_date->diff(new DateTime('2021-09-11 10:25:00')); echo $since_start->days.' days total<br>'; echo $since_start->y.' years<br>'; echo $since_start->m...

Part-02: MCQ Question with Answer

1.What is the correct output from the code below?

<?php $var = true; If !( $var){ echo "Hello, World!"; } ?> Ans: Code not be executed.

2. What is the correct output from the code below?

<?php $txt =”Bangladesh”; ec...

Part-01: Descriptive Question with Answer. 1: What are the general language features of php? Answer Practicality: It requires minimum knowledge of programming. Power: It has the ability to interface with databases, form and create pages dynamically. Possibility: Developers are rarely bound to...

<?php // this is for testing // replace with your database stuff // e.g. $data = $db -> getAll etc $data = array( array('id' => 11, 'parent' => 0), array('id' => 22, 'parent' => 11), array('id' => 33, '...

1. Define Heredocs and Nowdocs in PHP? Nowdocs and Heredocs are ideal for embedding PHP code or other large blocks of text without the need for escaping. Heredoc parse PHP variables and html elements within its block. $foo = 'here'; $here = <<<HERE I'm new $foo!...

Today almost every website you visit show content in form of thumbnails. Thumbnails are nothing but images displayed next to the content. Be it News website or a blog, displaying images next to content is key to appeal user. Even our blog shows images as thumbnails on home page. A prerequisites to ...

#create a database drop database if exists shopping_cart; create database shopping_cart; use shopping_cart; create table products(id int(10) auto_increment primary key, product_name text, price text, uom text); insert into products(product_name,price,uom)values('mobile','5000',...

shopping.sql -- -- Table structure for table `customers` -- CREATE TABLE IF NOT EXISTS `customers` ( `serial` int(11) NOT NULL auto_increment, `name` varchar(20) collate latin1_general_ci NOT NULL, `email` varchar(80) collate latin1_general_ci NOT NULL, `address` varchar(80) collate...

<?php function create_thumb($src,$dest,$desired_width = false, $desired_height = false) { /*If no dimenstion for thumbnail given, return false */ if (!$desired_height&&!$desired_width) return false; $fparts = pathinfo($src); $ext = strtolower($fparts['extension'...