Hello , I am trying to use this extension select2.
Hello , I am trying to use this extension.
but when I try selecionar brought some of the data can not select anything , clicking none are selected.
this is my code :
the view
//view
use kartik\select2\Select2;
use yii\web\JsExpression;
use yii\helpers\Url;
use yii\base\Action;
use yii\helpers\Json;
<?php
// The controller action that will render the list
$url = \yii\helpers\Url::to(['/ge-tpers/auto/']);
// Script to initialize the selection based on the value of the select2 element
$initScript = <<< SCRIPT
function (element, callback) {
var id=\$(element).val();
if (id!=="") {
alert('id not null' + id);
\$.ajax("{$url}&id=" + id, {
dataType: "json"
}).done(function(data) { callback(data.results);});
}
}
SCRIPT;
// The widget
echo $form->field($model, 'pers_auxi')->widget(Select2::classname(), [
'options' => ['placeholder' => 'Buscar Tercero ...'],
'pluginOptions' => [
'escapeMarkup' => new JsExpression("function(m) { return m; }"),
'allowClear' => true,
'minimumInputLength' => 3,
'ajax' => [
'url' => $url,
'dataType' => 'json',
'data' => new JsExpression('function(term,page) { return {search:term}; }'),
'results' => new JsExpression('function(data,page) { return {results:data.results}; }'),
],
'initSelection' => new JsExpression($initScript)
],
]);
?>
the controller
//controller
use frontend\models\GeTpers;
use yii\db\Query;
use yii\helpers\Json;
public function actionAuto($search = null, $id = null) {
header('Content-type: application/json');
$out = ['more' => false];
if (!is_null($search)) {
$query = new Query;
$query->select('pers_auxi, pers_nom1 AS text')
->from('ge_tpers')
->where('pers_nom1 LIKE "%' . $search .'%"')
->limit(20);
$command = $query->createCommand();
$data = $command->queryAll();
$out['results'] = array_values($data);
}
elseif ($id > 0) {
$out['results'] = ['id' => $id, 'text' => GeTpers::find($id)->pers_nom1];
}
else {
$out['results'] = ['id' => 0, 'text' => 'No matching records found'];
}
echo Json::encode($out);
}
6396
i cant select, any idea where this error 
?