How to use add_filter and apply_filters in WooCommerce | Hard Working Nerd
WordPressのadd_filterとapply_filtersのまとめ: 小粋空間
10Web - ✓ apply_filters ($tag, $value) delivers the "value" argument to those functions that are part of the particular filter "tag." The purpose of each #function is to process the value then
Difference Between Add_Filter and Apply_Filters | Rexcel IT Services