doc-en/language/wrappers/data.xml at master · php/doc-en · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->

<refentry xml:id="wrappers.data" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" annotations="verify_info:false" role="stream_wrapper">
 <refnamediv>
  <refname>data://</refname>
  <refpurpose>Data (RFC 2397)</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <para>
   <!-- TODO Proper description -->
   The <filename>data:</filename> (<link xlink:href="&url.rfc;2397">RFC
   2397</link>) stream wrapper.
  </para>
 </refsect1>

 <refsect1 role="usage">
  &reftitle.usage;
  <itemizedlist>
   <listitem><simpara><filename>data://text/plain;base64,</filename></simpara></listitem>
  </itemizedlist>
 </refsect1>

 <refsect1 role="options">
  &reftitle.options;
  <para>
   <table>
    <title>Wrapper Summary</title>
    <tgroup cols="2">
     <thead>
      <row>
       <entry>Attribute</entry>
       <entry>Supported</entry>
      </row>
     </thead>
     <tbody>
      <row>
       <entry>Restricted by <link linkend="ini.allow-url-fopen">allow_url_fopen</link></entry>
       <entry>Yes</entry>
      </row>
      <row>
       <entry>Restricted by <link linkend="ini.allow-url-include">allow_url_include</link></entry>
       <entry>Yes</entry>
      </row>
      <row>
       <entry>Allows Reading</entry>
       <entry>Yes</entry>
      </row>
      <row>
       <entry>Allows Writing</entry>
       <entry>No</entry>
      </row>
      <row>
       <entry>Allows Appending</entry>
       <entry>No</entry>
      </row>
      <row>
       <entry>Allows Simultaneous Reading and Writing</entry>
       <entry>No</entry>
      </row>
      <row>
       <entry>Supports <function>stat</function></entry>
       <entry>No</entry>
      </row>
      <row>
       <entry>Supports <function>unlink</function></entry>
       <entry>No</entry>
      </row>
      <row>
       <entry>Supports <function>rename</function></entry>
       <entry>No</entry>
      </row>
      <row>
       <entry>Supports <function>mkdir</function></entry>
       <entry>No</entry>
      </row>
      <row>
       <entry>Supports <function>rmdir</function></entry>
       <entry>No</entry>
      </row>
     </tbody>
    </tgroup>
   </table>
  </para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <example>
   <title>Print data:// contents</title>
   <programlisting role="php">
<![CDATA[
<?php
// prints "I love PHP"
echo file_get_contents('data://text/plain;base64,SSBsb3ZlIFBIUAo=');
?>
]]>
   </programlisting>
  </example>

  <example>
   <title>Fetch the media type</title>
   <programlisting role="php">
<![CDATA[
<?php
$fp   = fopen('data://text/plain;base64,', 'r');
$meta = stream_get_meta_data($fp);

// prints "text/plain"
echo $meta['mediatype'];
?>
]]>
   </programlisting>
  </example>
 </refsect1>

</refentry>

<!-- Keep this comment at the end of the file
Local variables:
mode: sgml
sgml-omittag:t
sgml-shorttag:t
sgml-minimize-attributes:nil
sgml-always-quote-attributes:t
sgml-indent-step:1
sgml-indent-data:t
indent-tabs-mode:nil
sgml-parent-document:nil
sgml-default-dtd-file:"~/.phpdoc/manual.ced"
sgml-exposed-tags:nil
sgml-local-catalogs:nil
sgml-local-ecat-files:nil
End:
vim600: syn=xml fen fdm=syntax fdl=2 si
vim: et tw=78 syn=sgml
vi: ts=1 sw=1
-->