i have tried with implode() function, but i am getting error as "Warning: implode(): Invalid arguments".
My code is
$dept= "ATM";
$sql = "SELECT `layer1`,`layer2`,`layer3` FROM `dept_desc` where `departments` = '$dept'";
//Run the query
$result = mysql_query($sql);
if (! $result){
throw new My_Db_Exception('Database error: ' . mysql_error());
}
while($row = mysql_fetch_array($result, MYSQL_ASSOC)) {
$layers=
"['{$row['layer1']}' ,".
"'{$row['layer2']}', ".
"'{$row['layer3']}' ]".
"<br>";
}