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23 lines
530 B
JavaScript
23 lines
530 B
JavaScript
function is_domain(str)
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{
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regexp = /^[a-z0-9]+([\-\.]{1}[a-z0-9]+)*\.[a-z]{2,6}$/i;
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if (regexp.test(str))
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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console.log(is_domain('www.example.com'));
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console.log(is_domain('www.npm.co.uk'));
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console.log(is_domain('http://www.example.com'));
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console.log(is_domain('https://www.example.com'));
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console.log(is_domain('www.example.com')); |