Rules

Can also be passed as an array

$validatedData = $request->validate([
    'title' => ['required', 'unique:posts', 'max:255'],
    'body' => ['required'],
]);

#after:date

Field must be a value after a given date.

'start\_date' => 'required|date|after:tomorrow'

Instead of a date string, you may specify another field to compare against the date

'finish\_date' => 'required|date|after:start\_date'

See before:date

#after_or_equal:date

Field must be a value after or equal to the given date.
See after:date

#before:date

Field must be a value preceding the given date.
The name of another field may be supplied as the value of date.
See after:date

#alpha_num

Field must be entirely alpha-numeric characters

#boolean

Field must be able to be cast as a boolean.
Accepted input are true, false, 1, 0, "1", and "0"

#confirmed

Field must have a matching field of {field}_confirmation.
For example, if the field is password, a matching password_confirmation field must be present

#current_password

Field must match the authenticated user's password.

#date

Field must be a valid, non-relative date according to the strtotime PHP function.

#email

Field must be formatted as an email address.

#file

Field must be a successfully uploaded file.
See: Uploaded Files

#max:value

Field must be less than or equal to a maximum value.
Strings, numerics, arrays, and files are evaluated like the size rule.

#min:value

Field must have a minimum value.
Strings, numerics, arrays, and files are evaluated like the size rule.

#mimetypes:text/plain,…

File must match one of the given MIME types:

'video' => 'mimetypes:video/avi,video/mpeg,video/quicktime'

File's contents will be read and the framework will attempt to guess the MIME type, regardless of the client's provided MIME type.

#mimes:foo,bar,…

Field must have a MIME type corresponding to one of the listed extensions.

'photo' => 'mimes:jpg,bmp,png'

File's contents will be read and the framework will attempt to guess the MIME type, regardless of the client's provided MIME type. Full listing of MIME types & extensions

#nullable

Field may be null.

#numeric

Field must be numeric.

#password

Field must match the authenticated user's password.

#prohibited

Field must be empty or not present.

#prohibited_if:anotherfield,value,…

Field must be empty or not present if the anotherfield field is equal to any value.

#prohibited_unless:anotherfield,value,…

Field must be empty or not present unless the anotherfield field is equal to any value.

#required

Field must be present in the input data and not empty.
A field is considered "empty" if one of the following conditions are true:

The value is null.
The value is an empty string.
The value is an empty array or empty Countable object.
The value is an uploaded file with no path.

#required_with:foo,bar,…

Field must be present and not empty, only if any of the other specified fields are present and not empty

#size:value

Field must have a size matching the given value.

For strings: number of characters
For numeric data: integer value (must also have the numeric or integer rule).
For arrays: count of the array
For files: file size in kilobytes

// Validate that a string is exactly 12 characters long...
'title' => 'size:12';
// Validate that a provided integer equals 10...
'seats' => 'integer|size:10';
// Validate that an array has exactly 5 elements...
'tags' => 'array|size:5';
// Validate that an uploaded file is exactly 512 kilobytes...
'image' => 'file|size:512';