View Source Exisbn (Exisbn v2.1.0)
Documentation for Exisbn.
Link to this section Summary
Functions
Takes an ISBN (10 or 13) and checks its validity by its check digit
Checks if an ISBN (10 or 13) code is correctly hyphenated. If ISBN incorrect, that count as no.
Takes an ISBN and returns its checkdigit.
Same as fetch_checkdigit/1, but raises exception.
Takes an ISBN and returns its prefix.
Takes an ISBN and returns its publication element.
Same as fetch_publication_element/1, but raises exception.
Takes an ISBN and returns its registrant element.
Same as fetch_registrant_element/1, but raises exception.
Takes an ISBN (10 or 13) and hyphenates it.
Same as hyphenate/1, but raises exception.
Takes an ISBN 10 code as string, returns its check digit.
Same as isbn10_checkdigit/1, but raises exception.
Takes an ISBN 10 and converts it to ISBN 13.
Same as isbn10_to_13/1, but raises exception.
Takes an ISBN 13 code as string, returns its check digit.
Same as isbn13_checkdigit/1, but raises exception.
Takes an ISBN 13 and converts it to ISBN 10.
Same as isbn13_to_10/1, but raises exception.
Takes an ISBN and returns its publisher zone.
Same as publisher_zone/1, but raises exception.
Takes an ISBN (10 or 13) and checks its validity by checking the checkdigit, length and characters.
Link to this section Functions
Takes an ISBN (10 or 13) and checks its validity by its check digit
examples
Examples
iex> Exisbn.checkdigit_correct?("85-359-0277-5")
true
iex> Exisbn.checkdigit_correct?("978-5-12345-678-1")
true
iex> Exisbn.checkdigit_correct?("978-5-12345-678")
falseChecks if an ISBN (10 or 13) code is correctly hyphenated. If ISBN incorrect, that count as no.
examples
Examples
iex> Exisbn.correct_hyphens?("978-85-359-0277-8")
true
iex> Exisbn.correct_hyphens?("97-8853590277-8")
false
iex> Exisbn.correct_hyphens?("0-306-40615-2")
true
iex> Exisbn.correct_hyphens?("03-064-06152")
false
iex> Exisbn.correct_hyphens?("str")
falseTakes an ISBN and returns its checkdigit.
examples
Examples
iex> Exisbn.fetch_checkdigit("9788535902778")
{:ok, "8"}
iex> Exisbn.fetch_checkdigit("2-1234-5680-2")
{:ok, "2"}
iex> Exisbn.fetch_checkdigit("str")
{:error, :invalid_isbn}
iex> Exisbn.fetch_checkdigit("887385107X")
{:ok, "X"}Same as fetch_checkdigit/1, but raises exception.
examples
Examples
iex> Exisbn.fetch_checkdigit!("9788535902778")
"8"
iex> Exisbn.fetch_checkdigit!("2-1234-5680-2")
"2"
iex> Exisbn.fetch_checkdigit!("str")
** (ArgumentError) Invalid ISBN
iex> Exisbn.fetch_checkdigit!("887385107X")
"X"Takes an ISBN and returns its prefix.
examples
Examples
iex> Exisbn.fetch_prefix("9788535902778")
{:ok, "978-85"}
iex> Exisbn.fetch_prefix("2-1234-5680-2")
{:ok, "978-2"}
iex> Exisbn.fetch_prefix("str")
{:error, :invalid_isbn}Takes an ISBN and returns its publication element.
examples
Examples
iex> Exisbn.fetch_publication_element("978-1-86197-876-9")
{:ok, "876"}
iex> Exisbn.fetch_publication_element("9789529351787")
{:ok, "5178"}
iex> Exisbn.fetch_publication_element("str")
{:error, :invalid_isbn}Same as fetch_publication_element/1, but raises exception.
examples
Examples
iex> Exisbn.fetch_publication_element!("978-1-86197-876-9")
"876"
iex> Exisbn.fetch_publication_element!("9789529351787")
"5178"
iex> Exisbn.fetch_publication_element!("str")
** (ArgumentError) Invalid ISBNTakes an ISBN and returns its registrant element.
examples
Examples
iex> Exisbn.fetch_registrant_element("9788535902778")
{:ok, "359"}
iex> Exisbn.fetch_registrant_element("978-1-86197-876-9")
{:ok, "86197"}
iex> Exisbn.fetch_registrant_element("9789529351787")
{:ok, "93"}
iex> Exisbn.fetch_registrant_element("str")
{:error, :invalid_isbn}Same as fetch_registrant_element/1, but raises exception.
examples
Examples
iex> Exisbn.fetch_registrant_element!("9788535902778")
"359"
iex> Exisbn.fetch_registrant_element!("978-1-86197-876-9")
"86197"
iex> Exisbn.fetch_registrant_element!("9789529351787")
"93"
iex> Exisbn.fetch_registrant_element!("str")
** (ArgumentError) Invalid ISBNTakes an ISBN (10 or 13) and hyphenates it.
examples
Examples
iex> Exisbn.hyphenate("9788535902778")
{:ok, "978-85-359-0277-8"}
iex> Exisbn.hyphenate("0306406152")
{:ok, "0-306-40615-2"}
iex> Exisbn.hyphenate("str")
{:error, :invalid_isbn}Same as hyphenate/1, but raises exception.
examples
Examples
iex> Exisbn.hyphenate!("9788535902778")
"978-85-359-0277-8"
iex> Exisbn.hyphenate!("0306406152")
"0-306-40615-2"
iex> Exisbn.hyphenate!("str")
** (ArgumentError) Invalid ISBNTakes an ISBN 10 code as string, returns its check digit.
examples
Examples
iex> Exisbn.isbn10_checkdigit("85-359-0277")
{:ok, "5"}
iex> Exisbn.isbn10_checkdigit("5-02-013850")
{:ok, "9"}
iex> Exisbn.isbn10_checkdigit("0str")
{:error, :invalid_isbn}
iex> Exisbn.isbn10_checkdigit("887385107")
{:ok, "X"}Same as isbn10_checkdigit/1, but raises exception.
examples
Examples
iex> Exisbn.isbn10_checkdigit!("85-359-0277")
"5"
iex> Exisbn.isbn10_checkdigit!("5-02-013850")
"9"
iex> Exisbn.isbn10_checkdigit!("0str")
** (ArgumentError) Invalid ISBN
iex> Exisbn.isbn10_checkdigit!("887385107")
"X"Takes an ISBN 10 and converts it to ISBN 13.
examples
Examples
iex> Exisbn.isbn10_to_13("85-359-0277-5")
{:ok, "9788535902778"}
iex> Exisbn.valid?("9788535902778")
true
iex> Exisbn.isbn10_to_13("0306406152")
{:ok, "9780306406157"}
iex> Exisbn.valid?("9780306406157")
true
iex> Exisbn.isbn10_to_13("0-19-853453123")
{:error, :invalid_isbn}Same as isbn10_to_13/1, but raises exception.
examples
Examples
iex> Exisbn.isbn10_to_13!("85-359-0277-5")
"9788535902778"
iex> Exisbn.valid?("9788535902778")
true
iex> Exisbn.isbn10_to_13!("0306406152")
"9780306406157"
iex> Exisbn.valid?("9780306406157")
true
iex> Exisbn.isbn10_to_13!("0-19-853453123")
** (ArgumentError) Invalid ISBNTakes an ISBN 13 code as string, returns its check digit.
examples
Examples
iex> Exisbn.isbn13_checkdigit("978-5-12345-678")
{:ok, "1"}
iex> Exisbn.isbn13_checkdigit("978-0-306-40615")
{:ok, "7"}
iex> Exisbn.isbn13_checkdigit("0str")
{:error, :invalid_isbn}Same as isbn13_checkdigit/1, but raises exception.
examples
Examples
iex> Exisbn.isbn13_checkdigit!("978-5-12345-678")
"1"
iex> Exisbn.isbn13_checkdigit!("978-0-306-40615")
"7"
iex> Exisbn.isbn13_checkdigit!("0str")
** (ArgumentError) Invalid ISBNTakes an ISBN 13 and converts it to ISBN 10.
examples
Examples
iex> Exisbn.isbn13_to_10("9788535902778")
{:ok, "8535902775"}
iex> Exisbn.valid?("8535902775")
true
iex> Exisbn.isbn13_to_10("9780306406157")
{:ok, "0306406152"}
iex> Exisbn.valid?("0306406152")
true
iex> Exisbn.isbn13_to_10("str")
{:error, :invalid_isbn}Same as isbn13_to_10/1, but raises exception.
examples
Examples
iex> Exisbn.isbn13_to_10!("9788535902778")
"8535902775"
iex> Exisbn.valid?("8535902775")
true
iex> Exisbn.isbn13_to_10!("9780306406157")
"0306406152"
iex> Exisbn.valid?("0306406152")
true
iex> Exisbn.isbn13_to_10!("str")
** (ArgumentError) Invalid ISBNTakes an ISBN and returns its publisher zone.
examples
Examples
iex> Exisbn.publisher_zone("9788535902778")
{:ok, "Brazil"}
iex> Exisbn.publisher_zone("2-1234-5680-2")
{:ok, "French language"}
iex> Exisbn.publisher_zone("str")
{:error, :invalid_isbn}Same as publisher_zone/1, but raises exception.
examples
Examples
iex> Exisbn.publisher_zone!("9788535902778")
"Brazil"
iex> Exisbn.publisher_zone!("2-1234-5680-2")
"French language"
iex> Exisbn.publisher_zone!("str")
** (ArgumentError) Invalid ISBNTakes an ISBN (10 or 13) and checks its validity by checking the checkdigit, length and characters.
examples
Examples
iex> Exisbn.valid?("978-5-12345-678-1")
true
iex> Exisbn.valid?("978-5-12345-678")
false
iex> Exisbn.valid?("85-359-0277-5")
true
iex> Exisbn.valid?("85-359-0277")
false