get params from url php

1$parts = parse_url($url);
2parse_str($parts['query'], $query);
3echo $query['email'];
4

1phpCopy<?php 
2echo $_GET['email'] . $_GET['name']
3?> 
4

1phpCopy<?php 
2$url = "https://testurl.com/test/1234?email=abc@test.com&name=sarah";
3$components = parse_url($url);
4parse_str($components['query'], $results);
5print_r($results); 
6?> 
7

1phpCopy<?php 
2$url = "https://testurl.com/test/1234?email=abc@test.com&name=sarah";
3$components = parse_url($url);
4parse_str($components['query'], $results);
5echo($results['email']); 
6?> 
7

1phpCopy<?php 
2$url = "https://testurl.com/test/1234?email=abc@test.com&name=sarah";
3$components = parse_url($url, PHP_URL_QUERY);
4//$component parameter is PHP_URL_QUERY
5parse_str($components, $results);
6print_r($results); 
7?> 
8

1<?php
2if (isset($_GET['link'])) {
3    echo $_GET['link'];
4} else {
5    // Fallback behaviour goes here
6}
7