-
Notifications
You must be signed in to change notification settings - Fork 8
/
gzcompress.xml
125 lines (123 loc) · 3.55 KB
/
gzcompress.xml
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
<?xml version="1.0" encoding="UTF-8"?>
<!-- EN-Revision: 3e15d2894fb35432d2a111db36fe8ba8ebc62024 Maintainer: pastore Status: ready -->
<!-- Reviewed: no Maintainer: cucinato -->
<!-- CREDITS: max -->
<refentry xml:id="function.gzcompress" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>gzcompress</refname>
<refpurpose>Comprime una stringa</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>string</type><methodname>gzcompress</methodname>
<methodparam><type>string</type><parameter>data</parameter></methodparam>
<methodparam choice="opt"><type>int</type><parameter>level</parameter><initializer>-1</initializer></methodparam>
<methodparam choice="opt"><type>int</type><parameter>encoding</parameter><initializer>ZLIB_ENCODING_DEFLATE</initializer></methodparam>
</methodsynopsis>
<para>
Questa funzione comprime la stringa data usando il formato dati
<literal>ZLIB</literal>.
</para>
<para>
Per i dettagli sull'algoritmo di compressione ZLIB vedere il documento
"<link xlink:href="&url.rfc;1950">ZLIB Compressed Data Format
Specification version 3.3</link>" (RFC 1950).
</para>
<note>
<para>
Questa <emphasis>non</emphasis> è come la compressione gzip,
che include alcuni dati di header. Vedere <function>gzencode</function>
per la compressione gzip.
</para>
</note>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter>data</parameter></term>
<listitem>
<para>
Dati da comprimere.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>level</parameter></term>
<listitem>
<para>
Livello di compressione. Può essere passato 0, per nessuna compressione fino ad un massimo di 9
per una compressione massima.
</para>
<para>
Se viene passato -1, viene utilizzato il livello di default di zlib, che è 6.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>encoding</parameter></term>
<listitem>
<para>
Una delle costanti di<constant>ZLIB_ENCODING_*</constant>.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
La stringa compressa oppure &false; se si sono verificati errori.
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title>Esempio di <function>gzcompress</function></title>
<programlisting role="php">
<![CDATA[
<?php
$compressed = gzcompress('Compress me', 9);
echo $compressed;
?>
]]>
</programlisting>
</example>
</para>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>gzdeflate</function></member>
<member><function>gzinflate</function></member>
<member><function>gzuncompress</function></member>
<member><function>gzencode</function></member>
</simplelist>
</para>
</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
-->