neloy-ahmed

<?php

abstract class World{
	
	//Abstract class can contain variable
	public $var1 = 'hello ' . 'world';
	
	//Abstract class can also contain constant
	const b = 'i\'m a constant';
	

neloy-ahmed

<?php
interface World
{
    public function draw_flag();
}

interface Animal
{
    public function sounds();
}

neloy-ahmed

<?php
//Instanceof will return boolean if the object is an instance of a class
class Tome {
	
}



$k = new Tome();

neloy-ahmed

Dumping Ground

• https://github.com/wajahatkarim3/Today-I-Learned
• https://github.com/jbranchaud/til
• https://github.com/kilimchoi/engineering-blogs
• https://github.com/nahid/jsonq
• https://github.com/TechBookHunter/Free-Algorithm-Books
• https://github.com/trekhleb/javascript-algorithms
• https://github.com/jenniferlynparsons/awesome-writing
• https://github.com/sdmg15/Best-websites-a-programmer-should-visit#sites-related-to-your-preferred-programming-language-for-me-java

neloy-ahmed

{
    	"code": 200,
	"status": "success",
    	"message": "Data successfully retrieved",
    	"data": {
        	"doctors": [
			{
				"id": 2,
				"dr_type": "Specialists",
				"name": "Dr. Mostafa Kamal",

neloy-ahmed

$speciality = $_POST['speciality'] ?? '';
$name = $_POST['name'] ?? '';
$hospital_id = $_POST['hospital_id'] ?? '';
$experience = $_POST['experience'] ?? ''; //query will be greter than or equal to $experience
$fees = $_POST['fees'] ?? '';//query will be less than or equal to $fees

$conn = new PDO('DB connection string here');
$search_conditions = '';

$search_conditions .= !empty($name) ? " AND name LIKE % $conn->quote($name) % " : '';

neloy-ahmed

{
    	"code": 500,
	 "status": "error",
    	"message": "Something Went Wrong",
   
}

neloy-ahmed

{
    	"code": 200,
	"status": "success",
    	"message": "Data successfully retrieved",
    	"data": {
        	"doctors": []        
    	}
}