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Tony
08a38f0a5e
* refactor: typing house-keeping * fix: fix parse date not accepting strict mode * refactor: use npm package * fix: address review
12 lines
287 B
TypeScript
12 lines
287 B
TypeScript
/**
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* Check if a sub-domain is valid
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* @param {String} hostname sub-domain
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* @returns {Boolean} true if valid
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*/
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const isValidHost = (hostname?: string) => {
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const regex = /^[\dA-Z](?:[\dA-Z-]{0,61}[\dA-Z])?$/i;
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return regex.test(hostname ?? '');
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};
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export { isValidHost };
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