[PHP] Time ago calculation function

<?php

/*
PHP  SCRIPT (function / snippet)

NAME: Php time ago calculation function

It is a very nice PHP time ago function.

You can give this function any date of the past and it will return output like :
2 minutes ago
5 hours ago
8 montha ago
3 years ago


*/


function timeAgoClaculator($date){ 

// Store provided date properly
    $timeToUse = strtotime($date); 
	
	// This is the current time
    $currentTime = time(); 
	
	// Here we calculate the difference i.e. the "the time ago"
    $timeAgo = $currentTime - $timeToUse; 
	
	// If time ago is less than 60 seconds
    if($timeAgo < 60){ 
        $roundedTime = round($timeAgo); 
        $seconds = ($roundedTime == 1)?"second":"seconds"; 
        return "$roundedTime $seconds ago"; 
		
		// I it is in minutes, i.e. time ago is less than an hour
    }elseif($timeAgo < 3600){ 
        $roundedTime = round($timeAgo / 60); 
        $minutes = ($roundedTime == 1)?"minute":"minutes"; 
        return "$roundedTime $minutes ago"; 
		
		// If time ago is in hours i.e. less than a day
    }elseif($timeAgo >= 3600 && $timeAgo < 86400){ 
        $roundedTime = round($timeAgo / 60 / 60); 
        $h = ($roundedTime == 1)?"hour":"hours"; 
        return "$roundedTime $h ago"; 
		
		// If time ago is in days i.e. less than a month
    }elseif($timeAgo >= 86400 && $timeAgo < 2629743.83){ 
        $roundedTime = round($timeAgo / 60 / 60 / 24); 
        $d = ($roundedTime == 1)?"day":"days"; 
        return "$roundedTime $d ago"; 
		
		// If time ago is in months
    }elseif($timeAgo >= 2629743.83 && $timeAgo < 31556926){ 
        $roundedTime = round($timeAgo / 60 / 60 / 24 / 30.4375); 
        $months = ($roundedTime == 1)?"month":"months"; 
        return "$roundedTime $months ago"; 
		
		// Finally if the event happened years ago
    }else{ 
        $roundedTime = round($timeAgo / 60 / 60 / 24 / 365); 
        $years = ($roundedTime == 1)?"year":"years"; 
        return "$roundedTime $years ago"; 
    } 
} 


// Now let us test the PHP time ago function
echo timeAgoClaculator("2016-06-05 00:01:15")."<br />"; 
echo timeAgoClaculator("2016-06-04 22:12:16")."<br />"; 
echo timeAgoClaculator("2015-05-05 22:22:25")."<br />"; 
echo timeAgoClaculator("2012-02-22 11:12:12")."<br />"; 


?>