URL Encoder/Decoder
Encode or decode URL components. Convert special characters to percent-encoded format.
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URL Encoding Modes
Component Mode (encodeURIComponent)
Encodes all special characters including : / ? # &. Use for encoding query parameters or path segments.
Hello World! → Hello%20World%21
Full URL Mode (encodeURI)
Preserves URL structure characters (: / ? # &). Use for encoding complete URLs.
https://example.com/path?q=hello world → https://example.com/path?q=hello%20world
Common Encodings
space → %20
! → %21
# → %23
$ → %24
& → %26
' → %27
+ → %2B
= → %3D