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import { Component, OnInit } from '@angular/core';

@Component({
    selector: 'app-counter',
    templateUrl: './counter.component.html',
    styleUrls: ['./counter.component.scss']
})

export class CounterComponent implements OnInit {

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<div class="counter__container">
    <div class="counter__container-inner">
        <h4>Counter</h4>
            <div class="button-group">
                <button (click)="decrement()">-</button>
                <button (click)="clearCounter()">0</button>
                <button (click)="increment()">+</button>
            </div>
        <h5>Counter: {{counter}}</h5>
    </div>

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.counter__container {
   background-color: #F0F0F0;
   min-width: 100px;
   margin-bottom: 20px;

   .counter__container-inner {
       padding: 20px;
       text-align: center;

       .button-group {

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<div class="counter__container">
   <div class="counter__container-inner">
        <h4>Counter</h4>
        <div class="button-group">
            <button>-</button>
            <button>0</button>
            <button>+</button>
        </div>
        <h5>Counter: </h5>
    </div>

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<?php

$sql ="SELECT c_title, c_description, c_headline, c_content FROM os_content WHERE c_id = 3;";

try
{
$dbh = new PDO ("mysql:dbname=onlineshopDB; host=localhost", "user1", "abc");
	$return = $dbh->query($sql);
	$result = $return->fetchAll(PDO::FETCH_ASSOC);
	$meta_title = $result[0]['c_title'];

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<?php

$sql ="SELECT c_title, c_description, c_headline, c_content FROM os_content WHERE c_id = 2;";

try
{
$dbh = new PDO ("mysql:dbname=onlineshopDB; host=localhost", "user1", "abc");
	$return = $dbh->query($sql);
	$result = $return->fetchAll(PDO::FETCH_ASSOC);
	$meta_title = $result[0]['c_title'];

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<?php
include ("class_customer.php");

$newCustomer = new Customer();

if (!empty($_REQUEST['first_name']))
{
	if ($_REQUEST['first_name'] != "")
	{
		$newCustomer->setFirstName($_REQUEST['first_name']);

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try
{
    $dbh = new PDO ("mysql:dbname=onlineshopDB; host=localhost", "user1", "abc");
    $newcustomer->setCustomerNumber($dbh);

    $dbh = null;
}

catch(PDOException $e)
{

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if (!empty($_REQUEST['first_name']))
{
    if ($_REQUEST['first_name'] != "")
    {
        $newcustomer->setFirstName($_REQUEST['first_name']);
    }
}

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<p>Register as new customer!</p>

<form method="post" action="output.php">
    <table>
        <tr>
            <td>Last name:</td>
            <td><input name="last_name" type="text" /></td>
        </tr>
        <tr>
            <td>First name:</td>