1: 
2: 
3: 
4: 
5:

1: 
2: 
3: 
4:

foreach ($array as $value) {
    //hier kommen dann deine Anweisungen rein.
    //der jeweils aktuelle Wert des Arrays ist nun in $value verfügbar.
};

1: 
2: 
3:

foreach ($str as $value) {
echo $value;
};

1:

Warning: Invalid argument supplied for foreach() in /var/www/web326/html/wetter.php on line 17

1: 
2: 
3: 
4: 
5: 
6: 
7: 
8: 
9: 
10: 
11: 
12: 
13:

1: 
2: 
3: 
4: 
5: 
6: 
7: 
8: 
9: 
10: 
11: 
12: 
13:

";
print_r($str);
echo "

1: 
2: 
3:

foreach($str as $integer=>$string){
 echo $string;
}

1: 
2: 
3: 
4: 
5: 
6: 
7: 
8: 
9: 
10: