PHP code example of demogorgorn / yii2-ajax-submit-button

1. Go to this page and download the library: Download demogorgorn/yii2-ajax-submit-button 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/ */

demogorgorn / yii2-ajax-submit-button example snippets


use demogorgorn\ajax\AjaxSubmitButton;

 echo Html::beginForm('', 'post', ['class'=>'uk-width-medium-1-1 uk-form uk-form-horizontal']); 

public function actionGetinfo()
{
    if(!isset($_POST['country_code']) || empty($_POST['country_code']))
        return;

    $code = $_POST['country_code'];

    return $this->renderAjax('resultwidget', ['code' => $code]);
}


    $form = ActiveForm::begin([
               'id' => 'add-form',
               'options' => ['class' => 'form-inline'],
            ]);

    ...

    AjaxSubmitButton::begin([
        'label' => 'Add',
        'useWithActiveForm' => 'add-form',
        'ajaxOptions' => [
            'type' => 'POST',
            'success' => new \yii\web\JsExpression("function(data) {
                if (data.status == true) 
                {
                    closeTopbar();
                }                                            
            }"),
        ],
        'options' => ['class' => 'btn btn-primary', 'type' => 'submit', 'id' =>'add-button'],
    ]);
    AjaxSubmitButton::end();
    
    ActiveForm::end()


    $form = ActiveForm::begin([
                'id' => 'filters-form',
                'enableClientValidation' => false
            ]);


 AjaxSubmitButton::begin([
    'label' => 'Check',
    'ajaxOptions' => [
        'type'=>'POST',
        'url'=>'country/getinfo',
        'beforeSend' => new \yii\web\JsExpression('function(html){
            ... show preloader...
            }'),
        'success' => new \yii\web\JsExpression('function(html){
            ... hide preloader ...
            }'),
    ],
    'options' => ['class' => 'customclass', 'type' => 'submit'],
    ]);
    AjaxSubmitButton::end();


 AjaxSubmitButton::begin([
            'label' => 'Сохранить',
            'useWithActiveForm' => 'add-form',
            'ajaxOptions' => [
                'type' => 'POST',
                'processData' => false, // Don't process the files
                'contentType' => false, // Set content type to false as jQuery will tell the server its a query string request
                'data' => new \yii\web\JsExpression("new FormData($('#add-form')[0])"), // Do not stringify the form
                'success' => new \yii\web\JsExpression("function(data) {
                if (data.status == true) 
                {
                    // process result
                }                                            
            }"),
            ],
            'options' => ['class' => 'btn btn-primary', 'type' => 'submit', 'id' =>'add-button'],
        ]);
        AjaxSubmitButton::end();