Troubleshooting (debugging) a WooCommerce code

start

https://developer.wordpress.org/advanced-administration/debug/debug-wordpress/

// Enable WP_DEBUG mode
define( 'WP_DEBUG', true );

// Enable Debug logging to the /wp-content/debug.log file
define( 'WP_DEBUG_LOG', true );

// Disable display of errors and warnings
define( 'WP_DEBUG_DISPLAY', false );
@ini_set( 'display_errors', 0 );

next

add_filter( 'woocommerce_product_tabs', 'jkpagency_debug_tabs' );

function jkpagency_debug_tabs( $tabs ) {
    // Debug tabs values
    error_log( 'This is what is inside $tabs variable: ' . print_r( $tabs, true ) );
    return $tabs;
}

end