is_isbn_code

0th

Percentile

Does the character vector contain ISBN book codes?

See is_isbn_code.

Aliases
  • is_isbn_code
  • is_isbn10_code
  • is_isbn13_code
  • assert_all_are_isbn_codes
  • assert_any_are_isbn_codes
Documentation reproduced from package assertive, version 0.3-6, License: GPL (>= 3)

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