Using magento2 ‘adminhtml_catalog_product_edit_prepare_form’ observer we can add custom form elements in product add\/edit form.<\/p>\n\n\n\n
1# First we’ll define observer (event) in event.xml file at folder app\/code\/NameSpace\/ModuleName\/etc\/adminhtml<\/p>\n\n\n\n
<?xml version="1.0"?>\n<!--\n\/**\n * Webkul Admin events\n *\n * @category Webkul\n * @author Webkul Software Private Limited\n *\n *\/\n-->\n<config xmlns:xsi="http:\/\/www.w3.org\/2001\/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:Event\/etc\/events.xsd">\n <event name="adminhtml_catalog_product_edit_prepare_form">\n <observer name="custom_product_fields" instance="NameSpace\\ModuleName\\Observer\\CatalogProductEditPrepareForm" \/>\n <!-- CatalogProductEditPrepareForm is name of class in which we'll add custom fields in form-->\n <\/event>\n<\/config><\/pre>\n\n\n\n2# Now create CatalogProductEditPrepareForm.php class file in app\/code\/NameSpace\/ModuleName\/Observer<\/p>\n\n\n\n
<?php\n\/**\n * @category Webkul\n * @author Webkul Software Pvt. Ltd.\n *\/\nnamespace NameSpace\\ModuleName\\Observer;\n\nuse Magento\\Framework\\Event\\ObserverInterface;\n\nclass CatalogProductEditPrepareForm implements ObserverInterface\n{\n\t\/**\n * @var \\Magento\\Framework\\Registry\n *\/\n protected $_coreRegistry;\n\n \/**\n * @param \\Magento\\Framework\\Registry $coreRegistry\n *\/\n public function __construct(\n \\Magento\\Framework\\Registry $coreRegistry\n ) {\n $this->_coreRegistry = $coreRegistry;\n }\n\n \/**\n * product from prepare event handler.\n * @param \\Magento\\Framework\\Event\\Observer $observer\n * @return $this\n *\/\n public function execute(\\Magento\\Framework\\Event\\Observer $observer)\n { \n $form = $observer->getForm(); \/\/ $observer contain form object\n\n \/\/ get your group element in which you want to add custom filed\n $fieldset = $form->getElement('group-fields-id-in-which-you-want-to-add-elements'); \n\n if ($fieldset) {\n\n \/\/ get current product if you want to use any data from product\n $product = $this->_coreRegistry->registry('product');\n $fieldset ->addField(\n 'custom-field-1',\n 'text',\n [\n 'name' => 'custom-field-1',\n 'label' => __('Custom Field 1'),\n 'id' => 'custom-field-1'\n ]\n );\n\n $fieldset ->addField(\n 'custom-field-2',\n 'text',\n [\n 'name' => 'custom-field-2',\n 'label' => __('Custom Field 2'),\n 'id' => 'custom-field-2'\n ]\n );\n\n \/\/ You can set any data in these elements for display default value\n $form->addValues(\n [\n 'custom-field-1' => 'data according to you', \/\/ ex. $product->getName()\n 'custom-field-2' => 'data according to you'\n ]\n );\n }\n return $this;\n }\n}<\/pre>\n\n\n\nNote:- its use for display data on form and you can get data on submit but Data will not save with product …<\/p>\n","protected":false},"excerpt":{"rendered":"