CheckFilterDates
CheckFilterDates( string date1, string date2, string &is_date1_wrong, string &is_date2_wrong, string &is_date2_less_date1 );
This function checks if the two dates are correct and compares them. Usually the function is used in filters to check if the inputted time interval is correct.
Function parameters
| Parameter | Description |
|---|---|
| date1 | First date of interval ("from"). |
| date2 | Second date of interval ("to"). |
| is_date1_wrong | This parameter is a reference to an original variable. If it contains "Y" on return, the date specified in the date1 parameter is incorrect for the date format of the current site (language). |
| is_date2_wrong | This parameter is a reference to an original variable. If it contains "Y" on return, the date specified in the date2 parameter is incorrect for the date format of the current site (language). |
| is_date2_less_date1 | This parameter is a reference to an original variable. If it contains "Y" on return, the date specified in the parameter date1 is greater than that in date2, which is incorrect if a time interval is being specified. |
See Also
Examples of use
<?
CheckFilterDates("10.01.2003", "15.02.2004", $date1_wrong, $date2_wrong, $date2_less);
if ($date1_wrong=="Y") echo "Incorrect format of the date1!";
if ($date2_wrong=="Y") echo "Incorrect format of the date2!";
if ($date2_less=="Y") echo "Date1 is greater than the date2!";
?>
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