WordPress at a glance
function is not described

wc_get_formatted_cart_item_data() WC 3.3.0

Gets and formats a list of cart item data + variations for display on the frontend.

Return

String.

Usage

wc_get_formatted_cart_item_data( $cart_item, $flat );
$cart_item(array) (required)
Cart item object.
$flat(true/false)
Should the data be returned flat or in a list.
Default: false

Changelog

Since 3.3.0 Introduced.

Code of wc get formatted cart item data: woocommerce/includes/wc-template-functions.php WC 3.7.0

<?php
function wc_get_formatted_cart_item_data( $cart_item, $flat = false ) {
	$item_data = array();

	// Variation values are shown only if they are not found in the title as of 3.0.
	// This is because variation titles display the attributes.
	if ( $cart_item['data']->is_type( 'variation' ) && is_array( $cart_item['variation'] ) ) {
		foreach ( $cart_item['variation'] as $name => $value ) {
			$taxonomy = wc_attribute_taxonomy_name( str_replace( 'attribute_pa_', '', urldecode( $name ) ) );

			if ( taxonomy_exists( $taxonomy ) ) {
				// If this is a term slug, get the term's nice name.
				$term = get_term_by( 'slug', $value, $taxonomy );
				if ( ! is_wp_error( $term ) && $term && $term->name ) {
					$value = $term->name;
				}
				$label = wc_attribute_label( $taxonomy );
			} else {
				// If this is a custom option slug, get the options name.
				$value = apply_filters( 'woocommerce_variation_option_name', $value, null, $taxonomy, $cart_item['data'] );
				$label = wc_attribute_label( str_replace( 'attribute_', '', $name ), $cart_item['data'] );
			}

			// Check the nicename against the title.
			if ( '' === $value || wc_is_attribute_in_product_name( $value, $cart_item['data']->get_name() ) ) {
				continue;
			}

			$item_data[] = array(
				'key'   => $label,
				'value' => $value,
			);
		}
	}

	// Filter item data to allow 3rd parties to add more to the array.
	$item_data = apply_filters( 'woocommerce_get_item_data', $item_data, $cart_item );

	// Format item data ready to display.
	foreach ( $item_data as $key => $data ) {
		// Set hidden to true to not display meta on cart.
		if ( ! empty( $data['hidden'] ) ) {
			unset( $item_data[ $key ] );
			continue;
		}
		$item_data[ $key ]['key']     = ! empty( $data['key'] ) ? $data['key'] : $data['name'];
		$item_data[ $key ]['display'] = ! empty( $data['display'] ) ? $data['display'] : $data['value'];
	}

	// Output flat or in list format.
	if ( count( $item_data ) > 0 ) {
		ob_start();

		if ( $flat ) {
			foreach ( $item_data as $data ) {
				echo esc_html( $data['key'] ) . ': ' . wp_kses_post( $data['display'] ) . "\n";
			}
		} else {
			wc_get_template( 'cart/cart-item-data.php', array( 'item_data' => $item_data ) );
		}

		return ob_get_clean();
	}

	return '';
}