what is instance in WordPress widget function? -


i beginner @ theme development , want build custom widget scratch can't understand purpose of instance parameter , there inside it?

    public function widget( $args, $instance ) {      echo $args['before_widget'];      if ( ! empty( $instance['title'] ) ) {         echo $args['before_title'] . apply_filters( 'widget_title', $instance['title'] ) . $args['after_title'];     }      echo '<div class="textwidget">';      echo esc_html__( $instance['text'], 'text_domain' );      echo '</div>';      echo $args['after_widget'];  }

$instance variable repeatedly used within wp_widget class (and hence in child classes). array settings incarnation of wordpress widget. array() gets saved db , retrieved again able save settings different widgets.


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