Fetches the length in characters of an utf8/unicode string # Arguments `s` - The string of which to fetch the length

Fetches a slice of a string from a begin to an end index taking into account utf8/unicode character indices. # Arguments `s` - An input string to ta

Fetches a slice of a string from a starting index taking into account utf8/unicode character indices. # Arguments `s` - An input string to take the

Fetches a slice of a string until an ending index taking into account utf8/unicode character indices. # Arguments `s` - An input string to take the