<% const existingSlides=(data.hero && Array.isArray(data.hero.slides) && data.hero.slides.length> 0) ? data.hero.slides : [{ title: data.hero?.title || '', subtitle: data.hero?.subtitle || '', description: data.hero?.description || '', heroImage: data.hero?.heroImage || '', videoUrl: data.hero?.videoUrl || '', primaryButton: data.hero?.primaryButton || {}, secondaryButton: data.hero?.secondaryButton || {}, }]; %> <% existingSlides.forEach(function(slide, index) { %> <% }); %>