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Remove obsolete PHP 4 info

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git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@344801 c90b9560-bf6c-de11-be94-00142212c4b1
This commit is contained in:
Christoph Michael Becker 2018-04-22 17:23:47 +00:00
parent b963543d8c
commit 35e70db263
1 changed files with 4 additions and 5 deletions
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9
language/operators.xml
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@ -508,7 +508,7 @@ $b .= "There!"; // sets $b to "Hello There!", just like $b = $b . "There!";
</para>
<para>
An exception to the usual assignment by value behaviour within PHP occurs
with <type>object</type>s, which are assigned by reference in PHP 5.
with <type>object</type>s, which are assigned by reference.
Objects may be explicitly copied via the <link
linkend="language.oop5.cloning">clone</link> keyword.
</para>
@ -544,7 +544,7 @@ print "$b\n"; // prints 4 as well, since $b is a reference to $a, which has
</example>
</para>
<para>
As of PHP 5, the <link linkend="language.oop5.basic.new">new</link>
The <link linkend="language.oop5.basic.new">new</link>
operator returns a reference automatically, so assigning the result of
<link linkend="language.oop5.basic.new">new</link> by reference results
in an <constant>E_DEPRECATED</constant> message in PHP 5.3 and later, and
@ -1435,9 +1435,8 @@ echo $a <=> $b; // 1
<entry><type>object</type></entry>
<entry><type>object</type></entry>
<entry>Built-in classes can define its own comparison, different classes
are uncomparable, same class - compare properties the same way as
arrays (PHP 4), PHP 5 has its own <link
linkend="language.oop5.object-comparison">explanation</link>
are uncomparable, same class see <link
linkend="language.oop5.object-comparison">Object Comparison</link>
</entry>
</row>
<row>