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git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@323873 c90b9560-bf6c-de11-be94-00142212c4b1
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Shein Alexey 2012-03-04 16:00:31 +00:00
parent 8d6f8cfbd7
commit d90c8c357f
1 changed files with 52 additions and 52 deletions
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104
language/control-structures/continue.xml
View file

@ -20,7 +20,7 @@
<simpara>
<literal>continue</literal> accepts an optional numeric argument
which tells it how many levels of enclosing loops it should skip
to the end of.
to the end of.
</simpara>
<note>
<para>
@ -56,15 +56,15 @@ while ($i++ < 5) {
?>
]]>
</programlisting>
</informalexample>
</para>
<para>
Omitting the semicolon after <literal>continue</literal> can lead to
confusion. Here's an example of what you shouldn't do.
</para>
<para>
<informalexample>
<programlisting role="php">
</informalexample>
</para>
<para>
Omitting the semicolon after <literal>continue</literal> can lead to
confusion. Here's an example of what you shouldn't do.
</para>
<para>
<informalexample>
<programlisting role="php">
<![CDATA[
<?php
for ($i = 0; $i < 5; ++$i) {
@ -74,57 +74,57 @@ for ($i = 0; $i < 5; ++$i) {
}
?>
]]>
</programlisting>
<para>
One can expect the result to be:
</para>
<screen>
</programlisting>
<para>
One can expect the result to be:
</para>
<screen>
<![CDATA[
0
1
3
4
]]>
</screen>
<para>
but this script will output:
</para>
<screen>
</screen>
<para>
but this script will output:
</para>
<screen>
<![CDATA[
2
]]>
</screen>
<para>
because the entire <literal>continue print "$i\n";</literal> is evaluated
as a single expression, and so <function>print</function> is called only
when <literal>$i == 2</literal> is true. (The return value of
<literal>print</literal> is passed to <literal>continue</literal> as the
numeric argument.)
</para>
</informalexample>
</para>
<para>
<table>
<title>Changelog for <literal>continue</literal></title>
<tgroup cols="2">
<thead>
<row>
<entry>&Version;</entry>
<entry>&Description;</entry>
</row>
</thead>
<tbody>
<row>
<entry>5.4.0</entry>
<entry>
Removed the ability to pass in variables (e.g., <literal>$num = 2; continue $num;</literal>)
as the numerical argument.
</entry>
</row>
</tbody>
</tgroup>
</table>
</para>
</screen>
<para>
because the entire <literal>continue print "$i\n";</literal> is evaluated
as a single expression, and so <function>print</function> is called only
when <literal>$i == 2</literal> is true. (The return value of
<literal>print</literal> is passed to <literal>continue</literal> as the
numeric argument.)
</para>
</informalexample>
</para>
<para>
<table>
<title>Changelog for <literal>continue</literal></title>
<tgroup cols="2">
<thead>
<row>
<entry>&Version;</entry>
<entry>&Description;</entry>
</row>
</thead>
<tbody>
<row>
<entry>5.4.0</entry>
<entry>
Removed the ability to pass in variables (e.g., <literal>$num = 2; continue $num;</literal>)
as the numerical argument.
</entry>
</row>
</tbody>
</tgroup>
</table>
</para>
</sect1>
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