使用Sphinx PHP API从多维数组检索值
我正在用Sphinx构建搜索引擎,但由于我的PHP知识有限,我最终只能显示结果。对search server的请求提供了以下多维数组:使用Sphinx PHP API从多维数组检索值,php,foreach,sphinx,Php,Foreach,Sphinx,我正在用Sphinx构建搜索引擎,但由于我的PHP知识有限,我最终只能显示结果。对search server的请求提供了以下多维数组: Array ( [0] => Array ( [id] => 327919409 [weight] => 3 [attrs] => Array ( [group_id] =
Array
(
[0] => Array
(
[id] => 327919409
[weight] => 3
[attrs] => Array
(
[group_id] => 327919409
[date] => 2013
)
)
[1] => Array
(
[id] => 84811232
[weight] => 2
[attrs] => Array
(
[group_id] => 84811232
[date] => 2013
)
)
[2] => Array
(
[id] => 150252575
[weight] => 2
[attrs] => Array
(
[group_id] => 150252575
[date] => 2013
)
)
[3] => Array
(
[id] => 174947829
[weight] => 2
[attrs] => Array
(
[group_id] => 174947829
[date] => 2013
)
)
[4] => Array
(
[id] => 297809970
[weight] => 2
[attrs] => Array
(
[group_id] => 297809970
[date] => 2013
)
)
[5] => Array
(
[id] => 391669252
[weight] => 2
[attrs] => Array
(
[group_id] => 391669252
[date] => 2013
)
)
)
我需要检索并列出所有ID值,我正在尝试使用此代码,但从foreach中得到的只是空值:
$query = $_GET['q'];
$index = "test1";
require_once('sphinxapi.php');
//Sphinx
$s = new SphinxClient;
$s->setServer("localhost", 9312);
$s->setMatchMode(SPH_MATCH_ALL);
$s->SetArrayResult(true);
//Search Query
$result = $s->Query($query, $index);
if ($result['total'] > 0) {
foreach ($result['matches'] as $key => $id) {
$ido = $id[$key]->id;
//Get Column
$searchColumn = mysql_fetch_array( mysql_query("SELECT * FROM rasti_failai WHERE ID=$ido") );
//Dump
var_dump($searchColumn);
}
} else {
echo 'No results found';
}
如果您能帮我更正foreach循环,我们将不胜感激。您需要更改
foreach
循环中的下一行
$ido = $id[$key]->id;
替换为下面的
$ido = $id["id"];
您正在数组中循环,可以访问带方括号的mollow维度数组,其中使用了对象属性的语法。问题似乎出在我的SQL查询(?)中,因为我已成功按如下方式处理每个id:
foreach ($result['matches'] as $id) {
echo $id['id'];
//$searchColumn = mysql_fetch_array( mysql_query("SELECT * FROM rasti_failai WHERE ID=$ido") );
//Dump
//var_dump($searchColumn);
}
无论如何,因为这不是foreach的问题,我的问题解决了。无论如何,感谢那些试图提供帮助的人仍然获得空值。如果您认为我的答案有助于正确访问数组元素,请提供投票权