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mcal_date_compare
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mcal_date_compare

Name

mcal_date_compare — Compares two dates

Synopsis

int mcal_date_compare(ayear, amonth, aday, byear, bmonth, bday); int ayear: The year of the first date int amonth: The month of the first date int aday: The day of the first date int byear: The year of the second date int bmonth: The month of the second date int bday: The day of the second date

Returns

Returns 1 if the first date is after the the second date, 0 if the two dates are the same, and -1 if the first date is before the second date.

Description

mcal_date_compare() lets you determine the chronological order of two dates. Note that this function only compares dates; if you need to know the order of events on the same day, you will have to write your own logic to handle times as well.

Version

PHP 3 since 3.0.13, PHP 4 since 4.0b4

Example

Example 698. Comparing two dates

$ayear = 2000;
$amonth = MCAL_JULY;
$aday = 30;
$byear = 2000;
$bmonth = MCAL_JUNE;
$bday = 30;

$result = mcal_date_compare($ayear, $amonth, $aday, $byear, $bmonth, $bday);
if ($result < 0) {
    echo "Date 1 is before Date 2";
} elseif ($result == 0) {
    echo "Date 1 and Date 2 are the same";
} else {
    echo "Date 1 is after Date 2";
}

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