String class
toCharArray()
Copies the string's characters to the supplied buffer.
// SYNTAX
string.toCharArray(buf, len)
// PROTOTYPES
String substring( unsigned int beginIndex ) const;
String substring( unsigned int beginIndex, unsigned int endIndex ) const;
Parameters:
- string: a variable of type String
- buf: the buffer to copy the characters into (char [])
- len: the size of the buffer (unsigned int)
Returns: None