doc-zh/reference/strings/functions/vfprintf.xml at master · php/doc-zh · GitHub

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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<!-- EN-Revision: 45042fef652f1b4e904e809fcbfcf31f6c60670b Maintainer: daijie Status: ready -->
<!-- CREDITS: mowangjuanzi -->
<refentry xml:id="function.vfprintf" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>vfprintf</refname>
  <refpurpose>将格式化字符串写入流</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>int</type><methodname>vfprintf</methodname>
   <methodparam><type>resource</type><parameter>stream</parameter></methodparam>
   <methodparam><type>string</type><parameter>format</parameter></methodparam>
   <methodparam><type>array</type><parameter>values</parameter></methodparam>
  </methodsynopsis>
  <para>
   向由 <parameter>stream</parameter> 指定的流资源句柄中写入根据 <parameter>format</parameter> 格式化后的字符串。
  </para>
  <para>
   作用与 <function>fprintf</function> 函数类似，但是接收一个数组参数，而不是一系列可变数量的参数。
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>stream</parameter></term>
     <listitem>
      <para>
      </para>
     </listitem>
    </varlistentry>
    &strings.parameter.format;
    <varlistentry>
     <term><parameter>values</parameter></term>
     <listitem>
      <para>
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   返回输出字符串的长度。
  </para>
 </refsect1>

 <refsect1 role="errors">
  &reftitle.errors;
  &strings.errors.vsprintf;
 </refsect1>

 <refsect1 role="changelog">
  &reftitle.changelog;
  &strings.changelog.vsprintf;
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title><function>vfprintf</function>: 前导 0 的整数</title>
    <programlisting role="php">
<![CDATA[
<?php
if (!($fp = fopen('date.txt', 'w')))
    return;

$year = 2025;
$month = 5;
$day = 6;
vfprintf($fp, "%04d-%02d-%02d", array($year, $month, $day));
// 将向 date.txt 写入格式化的 ISO 标准日期
?>
]]>
    </programlisting>
   </example>
  </para>
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>printf</function></member>
    <member><function>sprintf</function></member>
    <member><function>fprintf</function></member>
    <member><function>vprintf</function></member>
    <member><function>vsprintf</function></member>
    <member><function>sscanf</function></member>
    <member><function>fscanf</function></member>
    <member><function>number_format</function></member>
    <member><function>date</function></member>
   </simplelist>
  </para>
 </refsect1>

</refentry>
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