php-doc-en/reference/mysqli/functions/mysqli-stmt-error.xml

<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.8 $ -->
  <refentry id="function.mysqli-stmt-error">
   <refnamediv>
    <refname>mysqli_stmt_error</refname>
    <refname>mysqli_stmt->error</refname>
    <refpurpose>Returns a string description for last statement error</refpurpose>
   </refnamediv>
   <refsect1>
    <title>Description</title>
    <para>Procedural style:</para>
    <methodsynopsis>
     <type>string</type><methodname>mysqli_stmt_error</methodname>
     <methodparam><type>mysqli_stmt</type><parameter>stmt</parameter></methodparam>
    </methodsynopsis>
    <para>Object oriented style (property):</para>
    <classsynopsis>
     <ooclass><classname>mysqli_stmt</classname></ooclass>
     <fieldsynopsis><type>string</type><varname>error</varname></fieldsynopsis>
    </classsynopsis>
    <para>
      For the statement specified by <literal>stmt</literal>, <function>mysqli_stmt_error</function>
      returns a containing the error message for the most recently invoked statement function that 
      can succeed or fail. 
    </para>
   </refsect1>
   <refsect1>
    &reftitle.returnvalues;
    <para>
     A string that describes the error. An empty string if no error occurred. 
    </para>
   </refsect1>
   <refsect1>
    &reftitle.seealso;
    <para>
     <function>mysqli_stmt_errno</function>&listendand;
     <function>mysqli_stmt_sqlstate</function>.
    </para>
   </refsect1>
   <refsect1>
    &reftitle.examples;
    <example>
     <title>Object oriented style</title>
     <programlisting role="php">
<![CDATA[
<?php
/* Open a connection */
$mysqli = new mysqli("localhost", "my_user", "my_password", "world");

/* check connection */ 
if (mysqli_connect_errno()) {
    printf("Connect failed: %s\n", mysqli_connect_error());
    exit();
}

$mysqli->query("CREATE TABLE myCountry LIKE Country");
$mysqli->query("INSERT INTO myCountry SELECT * FROM Country");


$query = "SELECT Name, Code FROM myCountry ORDER BY Name";
if ($stmt = $mysqli->prepare($query)) {

    /* drop table */
    $mysqli->query("DROP TABLE myCountry");

    /* execute query */
    $stmt->execute();

    printf("Error: %s.\n", $stmt->error);

    /* close statement */
    $stmt->close();
}

/* close connection */
$mysqli->close();
?>
]]>
    </programlisting>
    </example>
    <example>
     <title>Procedural style</title>
     <programlisting role="php">
<![CDATA[
<?php
/* Open a connection */
$link = mysqli_connect("localhost", "my_user", "my_password", "world");

/* check connection */ 
if (mysqli_connect_errno()) {
    printf("Connect failed: %s\n", mysqli_connect_error());
    exit();
}

mysqli_query($link, "CREATE TABLE myCountry LIKE Country");
mysqli_query($link, "INSERT INTO myCountry SELECT * FROM Country");


$query = "SELECT Name, Code FROM myCountry ORDER BY Name";
if ($stmt = mysqli_prepare($link, $query)) {

    /* drop table */
    mysqli_query($link, "DROP TABLE myCountry");

    /* execute query */
    mysqli_stmt_execute($stmt);

    printf("Error: %s.\n", mysqli_stmt_error($stmt));

    /* close statement */
    mysqli_stmt_close($stmt);
}

/* close connection */
mysqli_close($link);
?>
]]>
     </programlisting>
    </example>
    &example.outputs;
    <screen>
<![CDATA[
Error: Table 'world.myCountry' doesn't exist.
]]>
    </screen>
   </refsect1>
  </refentry>

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