Ptt 大爆卦 | Add_post_meta - 前往 https://woocommerce.github.io/code-reference/files/woocommerce-includes-data-stores-class-wc-product-grouped-data-store-cpt.html

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WooCommerce Code Reference

... delete_post_meta( $product->get_id(), '_regular_price' ); if ( ! empty( $child_prices ) ) { add_post_meta( $product->get_id(), '_price', ...

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