[英]How to use rows of Mysql array in PHP function?
我有一个PHP函数,我想从MYSQL数据库中导出一个数组,然后在循环中使用行对它们进行处理。
$DB_Server = "XXX.XXX.XXX.XXX";
$DB_Username = "XXXX";
$DB_Password = "XXXXX";
$DB_Database = "XXXXX";
$conn = new mysqli($DB_Server, $DB_Username, $DB_Password, $DB_Database);
$query = "Select Name, Wert from test.DBPBX";
function show(array $options) {
global $showresult, $master, $conn, $query;
$result = mysqli_query($conn, $query);
while ($row = mysqli_fetch_assoc($result)) {
$cnlongname = $row["Name"];
$usercontent = $row["Wert"];
$cn = $cnlongname;
$options['config']->value = 1;
$config = $options["config"]->value;
$show = new SimpleXMLElement("<show/>");
$user = $show->addChild("user");
$user->addAttribute("cn", $cn);
if ($config)
$user->addAttribute("config", "true");
print "cmd: " . htmlspecialchars($show->asXML()) . "\n";
$showresult = $master->Admin($show->asXML());
print "result: " . htmlspecialchars($showresult) . "\n";
$mod = "text=".$usercontent;
$modify = new SimpleXMLElement("$showresult");
$user = $modify->user;
$path = explode("/device/hw/", $mod);
$srch = $user;
$nsegments = count($path);
$i = 1;
foreach ($path as $p) {
if ($i == $nsegments) {
// last part, the modification
list($attr, $value) = explode("=", $p);
$srch[$attr] = $value;
} else {
$srch = $srch->$p;
}
$i++;
}
$modify = new SimpleXMLElement("<modify>" . $user->asXML() . "</modify>");
print "cmd: " . htmlspecialchars($cmd = $modify->asXML()) . "\n";
// do it
$result = $master->Admin($cmd);
print "result: " . htmlspecialchars($result);
}
}
对于$ cn,我想使用$ cnlongname(或$ row [“ Name”])。 对于$ mod,我想使用$ usercontent(或$ row [“ Wert”])。 但是,当我想使用它时,在第一个循环后出现错误:
警告:mysqli_fetch_assoc()期望参数1为mysqli_result,在第175行的/sample.php中给出的字符串
175行是:
while ($row = mysqli_fetch_assoc($result)) {
你能帮我么?
在while循环中,您覆盖了结果,因此丢失了mysql结果,无法再查询它。
// do it
$result = $master->Admin($cmd);
在此使用其他变量。 :)
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