DEMO:
CODE:
<![CDATA[
<form method="POST">
<textarea name="content" style="width: 70%" rows=5>
{
"img":"https://www.shisha-dreams.de/media/image/f6/75/23/af-queen-1_200x200.jpg.pagespeed.ce.-7B85Xpvml.jpg,
https://www.shisha-dreams.de/media/image/9f/9f/a9/af-queen-1_200x200,402x.jpg.pagespeed.ce.HQOLsoRguB.jpg 2x"
}
</textarea>
<br><br>
<button type="submit">Extract</button>
</form>
<?_php
if(isset($_POST["content"])){
$pattern = '~[a-z]+://\S+~';
$str = $_POST["content"];
if($num_found = preg_match_all($pattern, $str, $out)){
echo "Es wurden ".$num_found." Links gefunden.<br>";
print_r("Der zweite Link lautet: " . $out[0][1]);
}
}
?_>
]]>
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