my variable is a dynamic string variable in this string i have some date value and looks like
$var = 'bd','100','10-05-2013','20-05-2013','alise';
but i want to change this date format like
$var = 'bd','100','2013-05-10','2013-05-20','alise';
my variable is dynamic so date position and number of dates not fixed.
Thanks