Overview
One can classify characters as different types. Here a small overview.
Content
| Type | Description | Example |
|---|---|---|
| numeric | digits | 0 - 9 |
| alpha | alphabetic characters | a - z, A - Z |
| alphanumeric | combination of numeric and alphabetic characters | 0 - 0, a - z, A - Z |
| uppercase | uppercase alphabetic characters | A - Z |
| lowercase | lowercase alphabetic characters | a - z |