Filters the array of screen layout columns.

Description

This hook provides back-compat for plugins using the back-compat Filters instead of add_screen_option() .

Parameters

$empty_columnsarray

Empty array.

$screen_idstring

Screen ID.

$screenWP_Screen

Current WP_Screen instance.

Source

$columns = apply_filters( 'screen_layout_columns', array(), $this->id, $this );

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