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documented silent overflow of octal literals in interpolated strings

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see <https://wiki.php.net/rfc/octal.overload-checking>

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@339098 c90b9560-bf6c-de11-be94-00142212c4b1
This commit is contained in:
Christoph Michael Becker 2016-04-26 09:46:25 +00:00
parent 626faa38dc
commit bb3e737c4d
1 changed files with 4 additions and 3 deletions
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7
language/types/string.xml
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@ -167,7 +167,8 @@ echo 'Variables do not $expand $either';
<entry><literal>\[0-7]{1,3}</literal></entry>
<entry>
the sequence of characters matching the regular expression is a
character in octal notation
character in octal notation, which silently overflows to fit in a byte
(e.g. "\400" === "\000")
</entry>
</row>
<row>
@ -202,7 +203,7 @@ echo 'Variables do not $expand $either';
details.
</para>
</sect3>
<sect3 xml:id="language.types.string.syntax.heredoc">
<title>Heredoc</title>
@ -210,7 +211,7 @@ echo 'Variables do not $expand $either';
A third way to delimit <type>string</type>s is the heredoc syntax:
<literal>&lt;&lt;&lt;</literal>. After this operator, an identifier is
provided, then a newline. The <type>string</type> itself follows, and then
the same identifier again to close the quotation.
the same identifier again to close the quotation.
</simpara>
<simpara>