chickadee » srfi-152 » string-drop

string-take returns a string containing the first nchars of string; string-drop returns a string containing all but the first nchars of string. string-take-right returns a string containing the last nchars of string; string-drop-right returns a string containing all but the last nchars of string.

(string-take "Pete Szilagyi" 6) ⇒ "Pete S"
(string-drop "Pete Szilagyi" 6) ⇒ "zilagyi"

(string-take-right "Beta rules" 5) ⇒ "rules"
(string-drop-right "Beta rules" 5) ⇒ "Beta "

It is an error to take or drop more characters than are in the string:

(string-take "foo" 37) ⇒ ;; error