libxml-get-errors.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<!-- EN-Revision: fed3682684f1af372dc9a7f15d0468e5a884ab16 Maintainer: hirokawa Status: ready -->
<refentry xml:id="function.libxml-get-errors" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>libxml_get_errors</refname>
  <refpurpose>
   エラー配列を取得する
  </refpurpose>
 </refnamediv>
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>array</type><methodname>libxml_get_errors</methodname>
   <void/>
  </methodsynopsis>
  <para>
   エラー配列を取得します。
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  &no.function.parameters;
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   エラーがバッファにある場合に <type>LibXMLError</type> オブジェクトの配列、
   それ以外の場合に空の配列を返します。
  </para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title><function>libxml_get_errors</function> の例</title>
    <para>
     この例は、簡単な libxml エラーハンドラを構築する方法を示すものです。
    </para>
    <programlisting role="php">
<![CDATA[
<?php

libxml_use_internal_errors(true);

$xmlstr = <<< XML
<?xml version='1.0' standalone='yes'?>
<movies>
 <movie>
  <titles>PHP: Behind the Parser</title>
 </movie>
</movies>
XML;

$doc = simplexml_load_string($xmlstr);
$xml = explode("\n", $xmlstr);

if ($doc === false) {
    $errors = libxml_get_errors();

    foreach ($errors as $error) {
        echo display_xml_error($error, $xml);
    }

    libxml_clear_errors();
}


function display_xml_error($error, $xml)
{
    $return  = $xml[$error->line - 1] . "\n";
    $return .= str_repeat('-', $error->column) . "^\n";

    switch ($error->level) {
        case LIBXML_ERR_WARNING:
            $return .= "Warning $error->code: ";
            break;
         case LIBXML_ERR_ERROR:
            $return .= "Error $error->code: ";
            break;
        case LIBXML_ERR_FATAL:
            $return .= "Fatal Error $error->code: ";
            break;
    }

    $return .= trim($error->message) .
               "\n  Line: $error->line" .
               "\n  Column: $error->column";

    if ($error->file) {
        $return .= "\n  File: $error->file";
    }

    return "$return\n\n--------------------------------------------\n\n";
}

?>
]]>
    </programlisting>
    &example.outputs;
    <screen>
<![CDATA[
  <titles>PHP: Behind the Parser</title>
----------------------------------------------^
Fatal Error 76: Opening and ending tag mismatch: titles line 4 and title
  Line: 4
  Column: 46

--------------------------------------------
]]>
    </screen>
   </example>
  </para>
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>libxml_get_last_error</function></member>
    <member><function>libxml_clear_errors</function></member>
   </simplelist>
  </para>
 </refsect1>
</refentry>

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