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How does JavaScript check if it is an IPv6 address

2025-01-16 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Development >

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This article mainly shows you "how JavaScript verifies whether it is an IPv6 address". The content is simple and clear. I hope it can help you solve your doubts. Let me lead you to study and learn this article "how to check whether JavaScript is an IPv6 address".

Verify whether it is an IPv6 address

Verification rules:

Support IPv6 normal format

Support for IPv6 compression format

Function isIPv6 (str) {

Return Boolean (str.match (/: / g)? str.match (/: / g). Length

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