README

Select2 widget for Yii2 framework

Installation

The preferred way to install this extension is through composer.

Either run

composer require --prefer-dist yii2-extensions/select2:^0.1

or add

"yii2-extensions/select2": "^0.1"

to the require section of your composer.json file.

Usage

Dropdown list

use Yii2\Extension\Select2\Select2;

<?= $form->field($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.");
            }',
        ],
    ]) ?>

Multiple aka Tag mode input

use Yii2\Extension\Select2\Select2;

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

Properties of the widget

For more details see: https://github.com/select2/select2

Special Thanks

This code was initially developed by contributors at yii2-cms and hosted at repo: https://github.com/yii-cms/yii2-select2. We thank them all. For continuity and maintenance we have moved a copy here.