- preg_match_all: documentation ( source)
<?php
$sourcestring="[img]http://miximoms.dev/static/uploads/n7krkqvkkr/1386778095zkn_playmobil-smooth-criminal.jpg[/img]";
preg_match_all('/\[img\]{1}\[/img\]/',$sourcestring,$match);
$myMatches = "";
foreach($match[0] as $thisMatch){
echo "$thisMatch\n";
$myMatches .= "$thisMatch <br\>";
}
echo $myMatches;