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- Remove redundant "valid" prefix: Date, DateTime, DateTimeDiff, Domain, Email, Iban, Imei, Ip, Isbn, Json, LanguageCode, LeapDate, LeapYear, Luhn, MacAddress, NfeAccessKey, Nif, Nip, Pesel, Phone, Pis, PolishIdCard, PostalCode, Roman, Slug, Tld, Url, Uuid, Version. - Remove redundant "value" suffix ArrayVal, BoolVal, Countable, FloatVal, IntVal, IterableVal, NumericVal, ScalarVal, StringVal. - Standardize "consist only of" phrasing Alnum, Alpha, Cntrl, Consonant, Digit, Graph, Lowercase, Printable, Punct, Space, Spaced, Uppercase, Vowel, Xdigit. - Improve file accessibility messages Directory, Executable, File, Image, Readable, SymbolicLink, Writable. - Improve grammar and article usage CreditCard, Extension, Mimetype, Regex, Size.
2.3 KiB
2.3 KiB
Key
Key(string|int $key, Validator $validator)
Validates the value of an array against a given validator.
v::key('name', v::stringType())->assert(['name' => 'The Respect Panda']);
// Validation passes successfully
v::key('email', v::email())->assert(['email' => 'therespectpanda@gmail.com']);
// Validation passes successfully
v::key('age', v::intVal())->assert([]);
// → `.age` must be present
You can also use Key to validate nested arrays:
v::key(
'payment_details',
v::key('credit_card', v::creditCard())
)->assert([
'payment_details' => [
'credit_card' => '5376 7473 9720 8720',
],
]);
// Validation passes successfully
The name of this validator is automatically set to the key name.
v::key('email', v::email())->assert([]);
// → `.email` must be present
v::key('email', v::email())->assert(['email' => 'not email']);
// → `.email` must be an email address
Note
- To validate if a key exists, use KeyExists instead.
- To validate an array against a given validator if the key exists, use KeyOptional instead.
Templates
Template placeholders
| Placeholder | Description |
|---|---|
subject |
The validated input or the custom validator name (if specified). |
Categorization
- Arrays
- Nesting
- Structures
Changelog
| Version | Description |
|---|---|
| 3.0.0 | Templates changed |
| 3.0.0 | Split by KeyExists and KeyOptional |
| 0.3.9 | Created |