php-doc-en/reference/libxml/functions/libxml-get-errors.xml

<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.2 $ -->
<refentry id="function.libxml-get-errors">
 <refnamediv>
  <refname>libxml_get_errors</refname>
  <refpurpose>
   Retrieve array of errors
  </refpurpose>
 </refnamediv>
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>array</type><methodname>libxml_get_errors</methodname>
   <void/>
  </methodsynopsis>
  <para>
   Retrieve array of errors.
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Returns an array with <type>LibXMLError</type> objects if there are any
   errors in the buffer, or an empty array otherwise.
  </para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>A <function>libxml_get_errors</function> example</title>
    <para>
     This example demonstrates how to build a simple libxml error handler.
    </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);

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

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

    libxml_clear_errors();
}


function display_xml_error($error) {

    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";
}

?>
]]>
    </programlisting>
    &example.outputs;
    <screen>
<![CDATA[
Fatal Error 76: Opening and ending tag mismatch: titles line 4 and title
  Line: 4
  Column: 0
]]>
    </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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