Combines lowercase, uppercase, and digit characters into a single array.
An array containing 'a'–'z', 'A'–'Z', and '0'–'9'.
all(); // ['a', ..., 'z', 'A', ..., 'Z', '0', ..., '9'] Copy
all(); // ['a', ..., 'z', 'A', ..., 'Z', '0', ..., '9']
Combines lowercase, uppercase, and digit characters into a single array.