The following function will convert the time stamp to time ago like 1hour ago, 1day ago, 2days ago etc.

PHP Code

<?php
function timeAgo($time_ago){
$cur_time 	= time();
$time_elapsed 	= $cur_time - $time_ago;
$seconds 	= $time_elapsed ;
$minutes 	= round($time_elapsed / 60 );
$hours 		= round($time_elapsed / 3600);
$days 		= round($time_elapsed / 86400 );
$weeks 		= round($time_elapsed / 604800);
$months 	= round($time_elapsed / 2600640 );
$years 		= round($time_elapsed / 31207680 );
// Seconds
if($seconds <= 60){
	echo "$seconds seconds ago";
}
//Minutes
else if($minutes <=60){
	if($minutes==1){
		echo "one minute ago";
	}
	else{
		echo "$minutes minutes ago";
	}
}
//Hours
else if($hours <=24){
	if($hours==1){
		echo "an hour ago";
	}else{
		echo "$hours hours ago";
	}
}
//Days
else if($days <= 7){
	if($days==1){
		echo "yesterday";
	}else{
		echo "$days days ago";
	}
}
//Weeks
else if($weeks <= 4.3){
	if($weeks==1){
		echo "a week ago";
	}else{
		echo "$weeks weeks ago";
	}
}
//Months
else if($months <=12){
	if($months==1){
		echo "a month ago";
	}else{
		echo "$months months ago";
	}
}
//Years
else{
	if($years==1){
		echo "one year ago";
	}else{
		echo "$years years ago";
	}
}
}

?>


Call in action

<?php
  $curenttime="2013-07-10 09:09:09";
  $time_ago =strtotime($curenttime);
  echo timeAgo($time_ago);
?>

Output

11 years ago
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