tab=[ 0 => [ "createDate" => "2011-01-01 00:00:00" ] 1 => [ "createDate" => "2011-01-01 00:00:00" ] 2 => [ "createDate" => "2012-01-01 00:00:00" ] 3 => [ "createDate" => "2012-01-01 12:12:12" ] 4 => [ "createDate" => "2011-01-01 00:00:00" ] 5 => [ "createDate" => "2011-01-01 00:00:00" ] ]
jak przekształcić taką tablicę na
tab= [ 0 => "2011-01-01 2011-12-3" 1 => "2011-01-01 2013-12-3" 2 => "2012-01-01 12:12:12" 3 => "2012-01-01 12:12:12" 4 => "2011-01-01 12:12:12" 5 => "2011-01-01 12:12:12" ]