How to calculate the time difference with two times?

Question

im getting the time with this function :

time();

and im storaging this times in my database,

How can i calculate the difference of current and old date from the database ?

i need results like this : 1 min 10 sec ago

Answer 1

If $time1 and $time2 are both generated by time() » UNIX_TIMESTAMP(), you can use:

$diff = $time1 - $time2;

The difference will be in seconds.