manage_edit-post_type_columns – filter Hook name: manage_edit-post_type_columnsHook type: filterPlugin ref: Sourcefile: File ref: oik_register_oik_testimonials() – Register custom post type "oik_testimonials"Description: Parameters: Deprecated?: NoAPI Letters: C,E,M,P,TInvokersImplementers1 to 2 of 2oik_testimonials_columns() – Implement "manage_edit-oik_testimonials_column" for oik-testimonialsoik_shortcodes_columns() – Implements "manage_edit-oik_shortcodes_columns" filter for oik-shortcodesPublished: March 11, 2017 | Last updated: March 11, 2017