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Fix for ID: 3185087 - utf8::prior and utf8::previous documentation issue

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git-svn-id: http://svn.code.sf.net/p/utfcpp/code@118 a809a056-fc17-0410-9590-b4f493f8b08e
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ntrifunovic 2011-02-20 18:33:36 +00:00 committed by King_DuckZ
parent f4c3f0ab0f
commit 07e3a81e01
1 changed files with 7 additions and 3 deletions
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10
doc/utf8cpp.html
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@ -441,7 +441,9 @@ assert (w == twochars);
This function has two purposes: one is two iterate backwards through a UTF-8 This function has two purposes: one is two iterate backwards through a UTF-8
encoded string. Note that it is usually a better idea to iterate forward instead, encoded string. Note that it is usually a better idea to iterate forward instead,
since <code>utf8::next</code> is faster. The second purpose is to find a beginning since <code>utf8::next</code> is faster. The second purpose is to find a beginning
of a UTF-8 sequence if we have a random position within a string. of a UTF-8 sequence if we have a random position within a string. Note that in that
case <code>utf8::prior</code> may not detect an invalid UTF-8 sequence in some scenarios:
for instance if there are superfluous trail octets, it will just skip them.
</p> </p>
<p> <p>
<code>it</code> will typically point to the beginning of <code>it</code> will typically point to the beginning of
@ -451,10 +453,12 @@ assert (w == twochars);
beginning with that octet is decoded to a 32 bit representation and returned. beginning with that octet is decoded to a 32 bit representation and returned.
</p> </p>
<p> <p>
In case <code>pass_end</code> is reached before a UTF-8 lead octet is hit, or if an In case <code>start</code> is reached before a UTF-8 lead octet is hit, or if an
invalid UTF-8 sequence is started by the lead octet, an <code>invalid_utf8</code> invalid UTF-8 sequence is started by the lead octet, an <code>invalid_utf8</code>
exception is thrown. exception is thrown.
</p> </p>
<p>In case <code>start</code> equals <code>it</code>, a <code>not_enough_room</code>
exception is thrown.
<h4> <h4>
utf8::previous utf8::previous
</h4> </h4>
@ -512,7 +516,7 @@ assert (w == twochars);
beginning with that octet is decoded to a 32 bit representation and returned. beginning with that octet is decoded to a 32 bit representation and returned.
</p> </p>
<p> <p>
In case <code>pass_end</code> is reached before a UTF-8 lead octet is hit, or if an In case <code>pass_start</code> is reached before a UTF-8 lead octet is hit, or if an
invalid UTF-8 sequence is started by the lead octet, an <code>invalid_utf8</code> invalid UTF-8 sequence is started by the lead octet, an <code>invalid_utf8</code>
exception is thrown exception is thrown
</p> </p>