"Slugify" a string so it has only alphanumeric and hyphen characters. Useful for URLs and filenames. This is a JavaScript (node.js too) version of Recipe 577257.
Note: It is missing the guarantee that only ascii characters are passed through. I don't know an NFKD equivalent in JavaScript-land.
JavaScript, 7 lines
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Copy to clipboard1 2 3 4 5 6 7 | _slugify_strip_re = /[^\w\s-]/g;
_slugify_hyphenate_re = /[-\s]+/g;
function slugify(s) {
s = s.replace(_slugify_strip_re, '').trim().toLowerCase();
s = s.replace(_slugify_hyphenate_re, '-');
return s;
}
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