This was once used to move child posts to a new parent.
Parameters
$old_IDintrequired$new_IDintrequired
Source
function _relocate_children( $old_ID, $new_ID ) {
_deprecated_function( __FUNCTION__, '3.9.0' );
}
_relocate_children( int $old_ID, int $new_ID )
This function has been deprecated.
This function’s access is marked private. This means it is not intended for use by plugin or theme developers, only in other core functions. It is listed here for completeness.
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