respect-validation/docs/rules/Date.md

Date

• Date()
• Date(string $format)

Validates if input is a date. The $format argument should be in accordance to PHP's date() function, but only those are allowed:

Format	Description	Values
d	Day of the month, 2 digits with leading zeros	01 to 31
j	Day of the month without leading zeros	1 to 31
S	English ordinal suffix for the day of the month, 2 characters	st, nd, rd or th
F	A full textual representation of a month, such as January or March	January to December
m	Numeric representation of a month, with leading zeros	01 to 12
M	A short textual representation of a month, three letters	Jan to Dec
n	Numeric representation of a month, without leading zeros	1 to 12
Y	A full numeric representation of a year, 4 digits	Examples: 1988 or 2017
y	A two digit representation of a year	Examples: 88 or 17

When a $format is not given its default value is Y-m-d.

v::date()->isValid('2017-12-31'); // true
v::date()->isValid('2020-02-29'); // true
v::date()->isValid('2019-02-29'); // false
v::date('m/d/y')->isValid('12/31/17'); // true
v::date('F jS, Y')->isValid('May 1st, 2017'); // true
v::date('Ydm')->isValid(20173112); // true

Templates

Date::TEMPLATE_STANDARD

Mode	Template
default	{{subject}} must be a valid date in the format {{sample}}
inverted	{{subject}} must not be a valid date in the format {{sample}}

Template placeholders

Placeholder	Description
subject	The validated input or the custom validator name (if specified).
sample

Categorization

• Date and Time

Changelog

Version	Description
2.0.0	Changed to only validate dates
0.3.9	Created as Date

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See also:

• DateTime
• DateTimeDiff
• LeapDate
• LeapYear
• Time