$tables = db_find_tables('test%');
$count = 0;
foreach ($tables as $table) {
// Only drop tables which begin wih 'test' followed by digits, for example,
// {test12345678node__body}.
if (preg_match('/^test\d+.*/', $table, $matches)) {
$tables = db_find_tables('test%');
$count = 0;
foreach ($tables as $table) {
// Only drop tables which begin wih 'test' followed by digits, for example,
// {test12345678node__body}.
if (preg_match('/^test\d+.*/', $table, $matches)) {