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API

Use the following code to test for the presence of side content widgets:

<?php if(function_exists('the_side_content') && the_side_content()->has_widgets() :?>

Use the following code to test for the presence of a particular side content widget called 'widget name':

<?php if(function_exists('the_side_content') && the_side_content()->has_widgets('widget name') :?>

The plugin defines a filter, 'side_content', which can be used to preprocess side content widgets before display.