lib/Post_Type_Columns.php
public function init() {
		add_filter( 'manage_edit-' . $this->post_type . '_columns', [ $this, 'columns' ] );
		add_filter( 'manage_edit-' . $this->post_type . '_sortable_columns', [ $this, 'columns_sortable' ] );
		add_action( 'manage_' . $this->post_type . '_posts_custom_column', [
			$this,
			'column_content',
		], 10, 2 );
	}
public function init() {
		add_filter( 'manage_edit-' . $this->post_type . '_columns', [ $this, 'columns' ] );
		add_filter( 'manage_edit-' . $this->post_type . '_sortable_columns', [ $this, 'columns_sortable' ] );
		add_action( 'manage_' . $this->post_type . '_posts_custom_column', [
			$this,
			'column_content',
		], 10, 2 );
	}
public function init ( ) { add_filter ( 'manage_edit-' . $ this -> post_type . '_columns' , [ $ this , 'columns' ] ) ; add_filter ( 'manage_edit-' . $ this -> post_type . '_sortable_columns' , [ $ this , 'columns_sortable' ] ) ; add_action ( 'manage_' . $ this -> post_type . '_posts_custom_column' , [ $ this , 'column_content' , ] , 10 , 2 ) ; }
Inits hooks.
Inits hooks .