JavaScript decodeURIComponent

decodes a URI component.

decodeURIComponent ( encodedURI )

encodedURI - An encoded component of a URI (Uniform Resource Identifier).

A decoded version of the given encoded URI (Uniform Resource Identifier) component.

try {
  const a = decodeURIComponent(
    "https%3A%2F%2Furldecoder.net%2F%3Fa%3Djavascript-decodeURIComponent"
  )
} catch(e) {
  console.error(e);
}

https://urldecoder.net/javascript-decodeuricomponent

github.com/urldecoder/examples/blob/main/decodeuricomponent.js

JavaScript encodeURIComponent

• PHP urldecode()
• PHP rawurldecode()
• Python urldecode
• C# UrlDecode()
• Ruby URI.decode()
• Perl uri_unescape()
• Linux urldecode
• JavaScript decodeURIComponent()