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13 lines
425 B
TypeScript
13 lines
425 B
TypeScript
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/**
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* Checks whether a IP Address string is valid.
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* @param ipaddress A string representing a potential IP Address
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*/
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export function isValidIPAddress(ipaddress: string): boolean {
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const byteRange = "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)";
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const regexStr = `^${byteRange}\.${byteRange}\.${byteRange}\.${byteRange}$`;
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const ipAddressRegex = new RegExp(regexStr);
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return ipAddressRegex.test(ipaddress);
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}
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