Yii2 Text Input Field

Yii Framework 2.0 ActiveForm Input Fields

'yii\widgets\ActiveForm' class is used to create a form and 'yii\helpers\Html' class is used to display the different type of HTML input fields like buttons, textbox, select box etc.

ActiveForm::begin() - creates a form instance and  beginning of the form.
ActiveForm::begin() and ActiveForm::end() - All of the content placed between this.

Use the namespace For ActiveForm

<?php
use yii\helpers\Html;
use yii\widgets\ActiveForm;
?>

'ActiveForm' namespace is very important to create the a active form and 'Html' namespace is very useful to display the different html input fields.

Active Form Begin And End

<?php
use yii\helpers\Html;
use yii\widgets\ActiveForm;

//$form = ActiveForm::begin(); //Default Active Form begin
$form = ActiveForm::begin([
    'id' => 'active-form',
    'options' => [
    'class' => 'form-horizontal',
    'enctype' => 'multipart/form-data'
    ],
])
/* ADD FORM FIELDS */
ActiveForm::end();
?>

Yii2 Text Input Field

//Format 1
<?= $form->field($model,'name'); ?>
//Format 2
<?= $form->field($model, 'name')->textInput()->hint('Please enter your name')->label('Name') ?>



yii2 ActiveForm numeric textfield

yii2 textinput to accept only numeric input.

You can use ->textInput(['type' => 'number']

HTML example

<input type="number" min="0" max="10"></input>


<?= $form->field($modelSalesitem, "qty")->textInput(['type' => 'number', 'maxlength' => true, 'onChange' => 'checkStock(this.id);',])->label(false)->error(FALSE) ?>                                   



Yii2 Textinput set as min value

<?= $form->field($modelSalesitem, "qty")->textInput(['type' => 'number', 'min'=>1, 'maxlength' => true])->label(false)->error(FALSE) ?>