检查日期是在工作日还是周末？

Question

如何检查美国格式的日期（例如2012-01-01）是否属于工作日或周末的PHP？

Answer 1

$weekday = date("w", strtotime("2012-01-01"));

This will be 0 for Sunday through 6, Saturday.

http://www.php.net/manual/en/function.strtotime.php

http://php.net/manual/en/function.date.php