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Updating mysqli: get_result (#771)

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Kamil Tekiela 2021-08-05 22:14:51 +01:00 committed by GitHub
parent 05ccabd6b1
commit cbf72e3145
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1 changed files with 39 additions and 68 deletions
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107
reference/mysqli/mysqli_stmt/get-result.xml
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@ -4,7 +4,7 @@
<refnamediv>
<refname>mysqli_stmt::get_result</refname>
<refname>mysqli_stmt_get_result</refname>
<refpurpose>Gets a result set from a prepared statement</refpurpose>
<refpurpose>Gets a result set from a prepared statement as a <classname>mysqli_result</classname> object</refpurpose>
</refnamediv>
<refsect1 role="description">
@ -20,13 +20,23 @@
<methodparam><type>mysqli_stmt</type><parameter>statement</parameter></methodparam>
</methodsynopsis>
<para>
Call to return a result set from a prepared statement query.
Retrieves a result set from a prepared statement as a
<classname>mysqli_result</classname> object. The data will be fetched from
the MySQL server to PHP. This method should be called only for
queries which produce a result set.
</para>
<note>
<para>
&mysqli.available.mysqlnd;
</para>
</note>
<note>
<para>
This function cannot be used together
with <function>mysqli_stmt_store_result</function>. Both of these functions
retrieve the full result set from the MySQL server.
</para>
</note>
</refsect1>
<refsect1 role="parameters">
@ -56,46 +66,28 @@
<title>&style.oop;</title>
<programlisting role="php">
<![CDATA[
<?php
<?php
$mysqli = new mysqli("127.0.0.1", "user", "password", "world");
if($mysqli->connect_error)
{
die("$mysqli->connect_errno: $mysqli->connect_error");
}
mysqli_report(MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);
$mysqli = new mysqli("localhost", "my_user", "my_password", "world");
$query = "SELECT Name, Population, Continent FROM Country WHERE Continent=? ORDER BY Name LIMIT 1";
$stmt = $mysqli->stmt_init();
if(!$stmt->prepare($query))
{
print "Failed to prepare statement\n";
}
else
{
$stmt->bind_param("s", $continent);
$stmt = $mysqli->prepare($query);
$stmt->bind_param("s", $continent);
$continent_array = array('Europe','Africa','Asia','North America');
$continentList = array('Europe', 'Africa', 'Asia', 'North America');
foreach($continent_array as $continent)
{
$stmt->execute();
$result = $stmt->get_result();
while ($row = $result->fetch_array(MYSQLI_NUM))
{
foreach ($row as $r)
{
print "$r ";
}
print "\n";
foreach ($continentList as $continent) {
$stmt->execute();
$result = $stmt->get_result();
while ($row = $result->fetch_array(MYSQLI_NUM)) {
foreach ($row as $r) {
print "$r ";
}
print "\n";
}
}
$stmt->close();
$mysqli->close();
?>
]]>
</programlisting>
</example>
@ -103,51 +95,31 @@ $mysqli->close();
<title>&style.procedural;</title>
<programlisting role="php">
<![CDATA[
<?php
<?php
$link = mysqli_connect("127.0.0.1", "user", "password", "world");
if (!$link)
{
$error = mysqli_connect_error();
$errno = mysqli_connect_errno();
print "$errno: $error\n";
exit();
}
mysqli_report(MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);
$link = mysqli_connect("localhost", "my_user", "my_password", "world");
$query = "SELECT Name, Population, Continent FROM Country WHERE Continent=? ORDER BY Name LIMIT 1";
$stmt = mysqli_stmt_init($link);
if(!mysqli_stmt_prepare($stmt, $query))
{
print "Failed to prepare statement\n";
}
else
{
mysqli_stmt_bind_param($stmt, "s", $continent);
$stmt = mysqli_prepare($link, $query);
mysqli_stmt_bind_param($stmt, "s", $continent);
$continent_array = array('Europe','Africa','Asia','North America');
$continentList= array('Europe', 'Africa', 'Asia', 'North America');
foreach($continent_array as $continent)
{
mysqli_stmt_execute($stmt);
$result = mysqli_stmt_get_result($stmt);
while ($row = mysqli_fetch_array($result, MYSQLI_NUM))
{
foreach ($row as $r)
{
print "$r ";
}
print "\n";
foreach ($continentList as $continent) {
mysqli_stmt_execute($stmt);
$result = mysqli_stmt_get_result($stmt);
while ($row = mysqli_fetch_array($result, MYSQLI_NUM)) {
foreach ($row as $r) {
print "$r ";
}
print "\n";
}
}
mysqli_stmt_close($stmt);
mysqli_close($link);
?>
]]>
</programlisting>
&examples.outputs;
&examples.outputs.similar;
<screen>
<![CDATA[
Albania 3401200 Europe
@ -168,7 +140,6 @@ Anguilla 8000 North America
<member><function>mysqli_stmt_fetch</function></member>
<member><function>mysqli_fetch_array</function></member>
<member><function>mysqli_stmt_store_result</function></member>
<member><function>mysqli_errno</function></member>
</simplelist>
</para>
</refsect1>