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IP address validation
How to perform a validation on IP addresses using a regular expression? For example, "198.168.1.78" is an valid IP address.
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To perform a validation on IP addresses, try this regular expression:
^(([1-9]?\d|1\d{2}|2[0-4]\d|25[0-5]).){3}([1-9]?\d|1\d{2}|2[0-4]\d|25[0-5])$
2013-01-27, 0👍, 0💬
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