1# Alpha 2 3- `v::alpha()` 4- `v::alpha(string $additionalChars)` 5 6This is similar to `v::alnum()`, but it doesn't allow numbers. 7 8*** 9See also: 10 11 * [Alnum](Alnum.md) 12 * [Digit](Digit.md) 13 * [Consonant](Consonant.md) 14 * [Vowel](Vowel.md) 15