Untitled

<?php
require_once 'config.php';
error_reporting(E_ALL & ~E_NOTICE);
?>

<!DOCTYPE html>
<html>
<head>
<title>insert date</title>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<meta charset="UTF-8">
<!-- Include CSS File Here-->
<link href="style3.css" rel="stylesheet">
</head>
<body>

	<form method = 'post'>

		<h3>Date:
		<input type = 'date' class = 'date' maxlength = '17' placeholder = '11-04-2019 17:20' name = 'date[]' required>
		</h3>

<?php
	<!-- Date example: 03-04-2019 14:48 -->
	$date = date("d-m-Y H:i", strtotime("+2 hours"));
	//date('Y-m-d H:i:s', strtotime($date));
	//date('d-m-Y H:i', strtotime($date));
	$plus2hrs = date("d-m-Y H:i", strtotime("+2 hours"));
	//d - Day of the month, 2 digits with leading zeros
    //m - Numeric representation of a month, with leading zeros
    //Y - A full numeric representation of a year, 4 digits
    //h - 12-hour format of an hour with leading zeros
    //i - Minutes with leading zeros
    //a - Lowercase Ante meridiem and Post meridiem

	//MySQL Database Connect
	include 'config.php';

	// Check if date form is submitted successfully
	if(isset($_POST["submit"]))
	{
		// Check if any option is selected
		if(isset($_POST["date"]))
		{
			// Retrieving each selected option
			foreach ($_POST['date'] as $date)
				//print "<br/>on the <b/>$date</b/>";
				print "<br/>on the <b/>$date</b/>";
		}
	else
		print "<br/>Select an option first !!";
	}

	// Create connection
	$conn = new mysqli($servername, $username, $password, $dbname);
	// Check connection
	if ($conn->connect_error) {
		die("Connection failed: " . $conn->connect_error);
}

	// Now post entries also into DB
		if(isset($_POST["submit"])) {
		{
			// Retrieving each selected option
			foreach ($_POST['date'] as $date) {
			$sql = "INSERT INTO `$dbname`.`$table` (`date`) VALUES ('$date')";
			}
		}
		$conn->close();
?>