PHP code example of execut / yii2-autosize-textarea

1. Go to this page and download the library: Download execut/yii2-autosize-textarea 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/ */

execut / yii2-autosize-textarea example snippets


use execut\autosizeTextarea\TextareaWidget;

class Model extends \yii\base\Model {
    public $text = null;
    public function rules()
    {
        return [['text', 'safe']];
    }
}

$form = \yii\widgets\ActiveForm::begin();
echo $form->field(new \Model(), 'text')->widget(TextareaWidget::class, [
    'options' => [
        'style' => 'height: 30px', // If you want set textarea height
    ],
    'clientOptions' => [
        'vertical' => true, //(true/false) - Enable/Disable vertical autogrow (true by default)
        'horizontal' => true, //(true/false) - Enable/Disable horizontal autogrow (true by default)
        'postGrowCallback' => new JsExpression('function () {console.debug(\'post grow callback\');}'),
        //Post grow callback. Executes after dimensions of textarea have been adjusted.
        'flickering' => true, //(true/false) - Enable/Disable flickering.
        //If flickering is disabled, extra line will be added to textarea.
        //Flickering is enabled by default.
        'debugx' => -10000, // X position of shadow element (-10000 by default)
        'debugy' => -10000, // Y position of shadow element (-10000 by default)
        'debugcolor' => 'yellow', // Color of shadow element (yellow by default)
    ]
]);
\yii\widgets\ActiveForm::end();