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Diffstat (limited to 'pod/perlfaq9.pod')
| -rw-r--r-- | pod/perlfaq9.pod | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/pod/perlfaq9.pod b/pod/perlfaq9.pod index 16a803c997..d1bd593dfe 100644 --- a/pod/perlfaq9.pod +++ b/pod/perlfaq9.pod @@ -215,7 +215,8 @@ Here's an example of decoding: $string =~ s/%([a-fA-F0-9]{2})/chr(hex($1))/ge; Encoding is a bit harder, because you can't just blindly change -all the non-alphanumunder character (C<\W>) into their hex escapes. +all characters that are not letters, digits or underscores (C<\W>) +into their hex escapes. It's important that characters with special meaning like C</> and C<?> I<not> be translated. Probably the easiest way to get this right is to avoid reinventing the wheel and just use the URI::Escape module, |