Filters the arguments for the taxonomy parent dropdown on the Post Edit page.

Parameters

$parent_dropdown_argsarray

Array of arguments to generate parent dropdown.

• taxonomy string
  Name of the taxonomy to retrieve.
• hide_if_empty bool
  True to skip generating markup if no categories are found. Default 0.
• name string
  Value for the 'name' attribute of the select element.
  Default "new{$tax_name}_parent".
• orderby string
  Which column to use for ordering terms. Default 'name'.
• hierarchical bool|int
  Whether to traverse the taxonomy hierarchy. Default 1.
• show_option_none string
  Text to display for the "none" option.
  Default "— {$parent} —", where $parent is 'parent_item' taxonomy label.

Source

$parent_dropdown_args = apply_filters( 'post_edit_category_parent_dropdown_args', $parent_dropdown_args );

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