How to use the language-subtag-registry/data/json/registry.length function in language-subtag-registry
To help you get started, we’ve selected a few language-subtag-registry examples, based on popular ways it is used in public projects.
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mattcg / language-tags / lib / index.js View on Github 
tags.languages = function(macrolanguage) {
var i, l, record, results = [];
macrolanguage = macrolanguage.toLowerCase();
if (!require('language-subtag-registry/data/json/macrolanguage')[macrolanguage]) {
throw new Error('\'' + macrolanguage + '\' is not a macrolanguage.');
}
for (i = 0, l = registry.length; i < l; i++) {
record = registry[i];
if (record.Macrolanguage === macrolanguage) {
results.push(new Subtag(record.Subtag, record.Type));
}
}
return results;
};language-subtag-registry
Full BCP 47 language subtag data from the official IANA repository, in JSON format with multiple indices.
