How to Compare Dates in php?

Question

i need code to compare date in php

1. Input date should be a valid date
2. input date should not be less than the current date.
3. i need to give time zones EST,PST,etc..
4. We need to make the time to GMT and compare with Current Time.

can anyone help on this. Thanks Ramakrishnan.p

Answer 1

Take a look at the maketime() function. Then compare the resulting UNIX timestamps.

Answer 2

This has been much discussed already:

how to compare the two date

Compare date in php

PHP - Compare Date

PHP How to compare date and date?

Shortest way to compare 2 dates in dd/mm/yyyy format

And more....

Answer 3

Check out Zend Framework's Date: http://framework.zend.com/manual/en/zend.date.overview.html You just need the Date.php file and the Date/Locale folders from the framework to use it.