instance method String#toArray
String#toArray() → Array
Splits the string character-by-character and returns an array with the result.
Examples
'a'.toArray(); // -> ['a'] 'hello world!'.toArray(); // -> ['h', 'e', 'l', 'l', 'o', ' ', 'w', 'o', 'r', 'l', 'd', '!']