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issn-verify
Advanced tools
checks if an issn number is valid with regex and by confirming the check digit. regex and algorithm via http://en.wikipedia.org/wiki/International_Standard_Serial_Number
var issn = require('issn-verify');
var test = "0000-000X";
if ( issn(test) ) {
// do something with a valid issn
} else {
// do something with an invalid issn
}
<script src="/path/to/issnVerify.js"></script>
<script>
var input = document.getElementById('issn')
, issn = null
;
input.addEventListener('blur', function(e) {
issn = e.target.value;
if ( issn && !issnVerify(issn) ) {
// do something
}
});
</script>
MIT
FAQs
Verify ISSN (International Standard Serial Number)
We found that issn-verify demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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