Ciao a tutti, sto seguendo un corso online ma non riesco ad uscirne.. mi esce questo errore:
Notice: Undefined index: city in C:\xampp\htdocs\Weather\index.php on line 3
Codice:
<?php
if ($_GET['city']) {
$forecastPage = file_get_contents("https://www.weather-forecast.com/locations/Milan/forecasts/latest");
echo $forecastPage;
}
?>
<html lang="it">
<head>
<!-- Required meta tags -->
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<!-- Bootstrap CSS -->
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
<title>Weather Screper</title>
<style type="text/css">
html {
background: url(background.jpg) no-repeat center center fixed;
-webkit-background-size: cover;
-moz-background-size: cover;
-o-background-size: cover;
background-size: cover;
}
body {
background:none;
}
.conteiner{
text-align: center;
margin-top:280px;
color:white;
text-shadow: 2px 2px 4px black;
}
.form-control{
width:500px;
text-align: center;
display: inline-block;
}
</style>
</head>
<body>
<div class="conteiner">
<h1>Che tempo fa?</h1>
<form>
<fieldset class="form-group-">
<label for="city">Inserisci il nome della cittā</label><br>
<input type="text" class="form-control" name="city" id="city" placeholder="inserisci la cittā">
</fieldset><br>
<button type="submit" class="btn btn-primary">Invia</button>
</form>
<!-- Optional JavaScript -->
<!-- jQuery first, then Popper.js, then Bootstrap JS -->
<script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js" integrity="sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js" integrity="sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf/nJGzIxFDsf4x0xIM+B07jRM" crossorigin="anonymous"></script>
</body>
</html>
La cosa divertente č che mi sembra uguale a quello che ha fatto il corso.. c'č qualche cosa che mi sfugge?