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Scope of functions inside functions (bug #33239)

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git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@187768 c90b9560-bf6c-de11-be94-00142212c4b1
This commit is contained in:
Jakub Vrana 2005-06-06 15:26:20 +00:00
parent 46d099ad81
commit 0d42c03a84
2 changed files with 8 additions and 2 deletions
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4
language/control-structures.xml
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@ -1,5 +1,5 @@
<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.118 $ -->
<!-- $Revision: 1.119 $ -->
<chapter id="language.control-structures">
<title>Control Structures</title>
@ -1305,6 +1305,8 @@ require ('somefile.txt');
line on which the include occurs. Any variables available at that line
in the calling file will be available within the called file, from that
point forward.
However, all functions and classes defined in the included file have the
global scope.
</simpara>
<para>
<example>

6
language/functions.xml
View file

@ -1,5 +1,5 @@
<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.58 $ -->
<!-- $Revision: 1.59 $ -->
<chapter id="language.functions">
<title>Functions</title>
@ -109,6 +109,10 @@ bar();
</programlisting>
</example>
</para>
<para>
All functions and classes in PHP have the global scope - they can be
called outside a function even if they were defined inside and vice versa.
</para>
<simpara>
PHP does not support function overloading, nor is it possible to
undefine or redefine previously-declared functions.