Get Difference between 2 timestamps in minutes using PHP

Below function takes starting date time and ending date time as parameters and returns the time interval in minutes.

Function

function differenceInMinutes($from_time, $to_time) {

	$to_time = strtotime($to_time);

	$from_time = strtotime($from_time);
	
	$minutes=round(abs($to_time-$from_time) / 60, 2);
	
	return str_replace('.',':',$minutes);
}

Calling The Function

echo differenceInMinutes('2018-06-03 09:10:10', '2018-06-03 15:00:10');

Output

350