PHP - Function checkdate()


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Syntax

checkdate ( $month, $day, $year );

Definition and Usage

This function checks the validity of the date formed by the arguments. A date is considered valid if each parameter is properly defined.

Parameters

Parameter Description
moth Required. The month is between 1 and 12 inclusive.
day Required. The day is within the allowed number of days for the given month. Leap years are taken into consideration.
year Required. The year is between 1 and 32767 inclusive.

Return Value

Returns TRUE if the date given is valid; otherwise returns FALSE.

Example

Following is the usage of this function −

<?php
   var_dump(checkdate(12, 31, 2000));
   print "\n" ;
   
   var_dump(checkdate(2, 29, 2001));
?> 

This will produce the following result −

bool(true)
bool(false)

php_function_reference.htm

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