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[pdf] The ' register_column_headers ' function is a WordPress function that allows developers to register custom column headers for the admin tables that display post types, users, or any custom data in the WordPress admin area. Register column headers for a particular screen. This is usually the hook name returned by the add_*_page() functions. $columns (string []) – Required. Erforderlich: Ja (string []) $columns An array of columns with column IDs as the keys and translated column names as the values.
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