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url encode docs: mention '-', '.', '_' and '~'

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Clarify that the '-', '.', '_' or '~' letters are also not escaped since
they shouldn't according to RFC3986 section 2.3.

This is how this function has behaved since sep 2010, commit
5df13c31735fa0.
This commit is contained in:
Daniel Stenberg 2011-05-02 11:14:30 +02:00
parent 7d94af497d
commit 038a631274
1 changed files with 3 additions and 3 deletions
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6
docs/libcurl/curl_easy_escape.3
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@ -5,7 +5,7 @@
.\" * | (__| |_| | _ <| |___ .\" * | (__| |_| | _ <| |___
.\" * \___|\___/|_| \_\_____| .\" * \___|\___/|_| \_\_____|
.\" * .\" *
.\" * Copyright (C) 1998 - 2008, Daniel Stenberg, <daniel@haxx.se>, et al. .\" * Copyright (C) 1998 - 2011, Daniel Stenberg, <daniel@haxx.se>, et al.
.\" * .\" *
.\" * This software is licensed as described in the file COPYING, which .\" * This software is licensed as described in the file COPYING, which
.\" * you should have received as part of this distribution. The terms .\" * you should have received as part of this distribution. The terms
@ -31,8 +31,8 @@ curl_easy_escape - URL encodes the given string
.SH DESCRIPTION .SH DESCRIPTION
This function converts the given input string to an URL encoded string and This function converts the given input string to an URL encoded string and
returns that as a new allocated string. All input characters that are not a-z, returns that as a new allocated string. All input characters that are not a-z,
A-Z or 0-9 are converted to their "URL escaped" version (%NN where NN is a A-Z, 0-9, '-', '.', '_' or '~' are converted to their "URL escaped" version
two-digit hexadecimal number). (%NN where NN is a two-digit hexadecimal number).
If the \fBlength\fP argument is set to 0 (zero), \fIcurl_easy_escape(3)\fP If the \fBlength\fP argument is set to 0 (zero), \fIcurl_easy_escape(3)\fP
uses strlen() on the input \fBurl\fP to find out the size. uses strlen() on the input \fBurl\fP to find out the size.