Utilities_for_Japanese_Article_Number_code_(JANコード_jancode.zip

# jancode Utilities functions for Japanese Article Number code (JANコード) ## Installation ``` npm install -d jancode ``` ## Usage ```js const jancode = require('jancode'); // Output JAN code jancode.create({code: 32433, year: 2019, month: 3}); // => 4910324330393 // Extract a magazine code from JAN code jancode.getMagazineCode(4910234234) // => '32433' ```