How to get list of all categories array tree view in Magento 1

Call Category function

$categories = $this->getTreeCategories(2, false);
print_r($categories);

Get All categories array tree view

function getTreeCategories($parentId, $isChild) {
     
        $allCats = Mage::getModel('catalog/category')->getCollection()
                ->addAttributeToSelect('*')
                ->addAttributeToFilter('is_active', '1')
                ->addAttributeToFilter('include_in_menu', '1')
                ->addAttributeToFilter('parent_id', array('eq' => $parentId));
        $subcat = ($isChild) ? "  -- " : "";
        foreach ($allCats as $category) {
            $options[] = array(
                'label' => Mage::helper('jaydip_attrfiltercount')->__($subcat.iconv(mb_detect_encoding($category->getName(), mb_detect_order(), true), "UTF-8", $category->getName())),
                'value' => $category->getId()
            );
            $subcats = $category->getChildren();
            if ($subcats != '') {
                $options[] = $this->getTreeCategories($category->getId(), true);
            }
        }
        $optiondata = array();
        foreach ($options as $option):
            if(isset($option[0])){
             
                foreach ($option as $value):
                    $optiondata[] = array(
                        'label' => $value['label'],
                        'value' => $value['value']
                    );
                endforeach;
             
            }else{
                $optiondata[] = array(
                    'label' => $option['label'],
                    'value' => $option['value']
                );
            }
        endforeach;
     
        return $optiondata;
    }

How to display product option/variant in category page in woocommerce wordpress

<?php
/**
* woocommerce_after_shop_loop_item_title hook
*
* @hooked woocommerce_template_loop_rating - 5
* @hooked woocommerce_template_loop_price - 10
*/
do_action( 'woocommerce_after_shop_loop_item_title' );
?>
</a>
<?php do_action( 'woocommerce_after_shop_loop_item' ); ?>
with this:
<?php
/**
* ADD PRODUCT VARIABLE WITH ADD TO CART ON CATALOG PAGE
ADDED BY GW
**/
?>
<div class="catbox">
<?php
//ADD SHORT DESCRIPTION TO PRODUCT
add_action('woocommerce_after_shop_loop_item_title','woocommerce_template_single_excerpt', 5); ?>
<?php
/**
* woocommerce_after_shop_loop_item_title hook
*
* @hooked woocommerce_template_loop_rating - 5
* @hooked woocommerce_template_loop_price - 10
*/
do_action( 'woocommerce_after_shop_loop_item_title' );
?>
<?php do_action( 'woocommerce_after_shop_loop_item' ); ?>
<?php
//ADD VARIATIONS BEFORE ADD TO CART
if($product->product_type == "variable"){
woocommerce_variable_add_to_cart();
} else {
woocommerce_template_loop_add_to_cart();
}
?>
</div>

How to assign category on multiple products in Magento

• In your backend, go to Catalog -> Categories -> Manage Categories.
• Select the category you want to add products to.
• Click "Category Products" Tab
• Reset the Filter, select your products, Save Category