php-doc-en/reference/strings/functions/wordwrap.xml
Jakub Vrana fa2e38785e Fix protos from sources
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2004-08-12 18:12:00 +00:00

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<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.12 $ -->
<!-- splitted from ./en/functions/strings.xml, last change in rev 1.142 -->
<refentry id="function.wordwrap">
<refnamediv>
<refname>wordwrap</refname>
<refpurpose>
Wraps a string to a given number of characters using a string
break character.
</refpurpose>
</refnamediv>
<refsect1>
<title>Description</title>
<methodsynopsis>
<type>string</type><methodname>wordwrap</methodname>
<methodparam><type>string</type><parameter>str</parameter></methodparam>
<methodparam choice="opt"><type>int</type><parameter>width</parameter></methodparam>
<methodparam choice="opt"><type>string</type><parameter>break</parameter></methodparam>
<methodparam choice="opt"><type>bool</type><parameter>cut</parameter></methodparam>
</methodsynopsis>
<para>
Returns a string with <parameter>str</parameter> wrapped
at the column number specified by the optional
<parameter>width</parameter> parameter. The line is broken
using the (optional) <parameter>break</parameter> parameter.
</para>
<para>
<function>wordwrap</function> will automatically wrap at column
75 and break using '<literal>\n</literal>' (newline) if
<parameter>width</parameter> or <parameter>break</parameter>
are not given.
</para>
<para>
If the <parameter>cut</parameter> is set to 1, the string is
always wrapped at the specified width. So if you have a word
that is larger than the given width, it is broken apart.
(See second example).
<note>
<para>
The optional <parameter>cut</parameter> parameter was added in PHP
4.0.3
</para>
</note>
</para>
<example>
<title><function>wordwrap</function> example</title>
<programlisting role="php">
<![CDATA[
<?php
$text = "The quick brown fox jumped over the lazy dog.";
$newtext = wordwrap($text, 20, "<br />\n");
echo $newtext;
?>
]]>
</programlisting>
<para>
This example would display:
</para>
<screen>
<![CDATA[
The quick brown fox<br />
jumped over the lazy<br />
dog.
]]>
</screen>
</example>
<example>
<title><function>wordwrap</function> example</title>
<programlisting role="php">
<![CDATA[
<?php
$text = "A very long woooooooooooord.";
$newtext = wordwrap($text, 8, "\n", 1);
echo "$newtext\n";
?>
]]>
</programlisting>
<para>
This example would display:
</para>
<screen>
<![CDATA[
A very
long
wooooooo
ooooord.
]]>
</screen>
</example>
<para>
See also <function>nl2br</function> and
<function>chunk_split</function>.
</para>
</refsect1>
</refentry>
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