Small and simple utility with no dependencies to validate and convert ISBN 10 and ISBN 13.
npm install simple-isbnconst ISBN = require('simple-isbn').isbn;
ISBN.toIsbn13('951309524X');
ISBN.toIsbn10('9789513095246');Converts ISBN 10 to ISBN 13 or cleans up ISBN 13. Throws TypeError if not a valid ISBN.
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isbn, ISBN 10 or ISBN 13, may include hyphens or spaces
ISBN 13 with no hyphens or spaces as a string.
Converts ISBN 13 to ISBN 10 or cleans up ISBN 10. Throws TypeError if not a valid ISBN.
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isbn, ISBN 10 or ISBN 13, may include hyphens or spaces
ISBN 10 with no hyphens or spaces as a string.
Calculates check digit for first 12 digits of ISBN 13.
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partial, 12 digits
Check digit for ISBN 13.
Calculates check digit for first 9 digits of ISBN 10.
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partial, 9 digits
Check digit for ISBN 10.
Validates ISBN 10. Doesn't accept hyphens or spaces, ISBN needs to contain only digits and a check digit.
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isbn, string to check
true on valid ISBN 10 and false otherwise.
Validates ISBN 13. Doesn't accept hyphens or spaces, ISBN needs to contain only digits and a check digit.
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isbn, string to check
true on valid ISBN 13 and false otherwise.
Validates an ISBN. Accepts extra hyphens and spaces, but not any other characters.
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isbn, string to check
true on valid ISBN 13 and false otherwise.