PHP code example of yii-cms / yii2-select2

1. Go to this page and download the library: Download yii-cms/yii2-select2 library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

yii-cms / yii2-select2 example snippets


    <?= $form->field($model, 'user_id')->widget(Select2::className(), [
        'items' => ArrayHelper::map(User::find()->all(), 'id', function($model) {
            return $model->username . " <{$model->email}>";
        }),
        'clientOptions' => [
            'placeholder' => 'User',
            'allowClear' => true,
        ],
        'clientEvents' => [
            'change'=>'function (e) {
                console.log("Select2 change.");
            }',
        ],
    ]) 

    <?= Select2::widget([
        'name' => 'InputName',
        'items' => ArrayHelper::map(User::find()->all(), 'id', function($model) {
            return $model->fio . " <{$model->email}>";
        }),
        'clientOptions' => [
            'placeholder' => 'User',
            'allowClear' => true,
        ]
    ])