Php checkdate
Contents |
PHP function checkdate
This function checks for a valid date, and it returns true for a valid date and false otherwise.
Syntax checkdate
- m: month (1 to 12)
- d: day for a particular month
- y: year
checkdate(m, d, y);
Example 1
<?php
$year = 2011;
$month = 1;
$day = 31;
if (checkdate($month, $day, $year)) {
echo 'it is valid';
} else {
echo 'it is not valid';
}
?>
Output
it is valid
Example 2
<?php
$year = 2011;
$month = 1;
$day = 31;
if (checkdate($month, $day, $year)) {
echo 'it is valid';
} else {
echo 'it is not valid';
}
?>
Output
it is not valid
Related Links
--checkdate-- date_add-- date_create_from_format-- date_create-- date_date_set-- date_default_timezone_get-- date_default_timezone_set-- date_diff-- date_format-- date_get_last_errors-- date_interval_create_from_date_string-- date_interval_format-- date_isodate_set-- date_modify-- date_offset_get-- date_parse_from_format-- date_parse-- date_sub-- date_sun_info-- date_sunrise-- date_sunset-- date_time_set-- date_timestamp_get-- date_timestamp_set-- date_timezone_get-- date_timezone_set-- date-- getdate-- gettimeofday-- gmdate-- gmmktime-- gmstrftime-- idate-- localtime-- microtime-- mktime-- strftime-- strptime-- strtotime-- time-- timezone_abbreviations_list-- timezone_identifiers_list-- timezone_location_get-- timezone_name_from_abbr-- timezone_name_get-- timezone_offset_get-- timezone_open-- timezone_transitions_get-- timezone_version_get--
