Write a program to reverse a string in JavaScript
// Program to reverse a string
// Filtering function
function filterGallery(category) {
const images = document.querySelectorAll(".gallery img");
images.forEach(img => {
const match = category === 'all' || img.dataset.category === category;
img.style.display = match ? 'block' : 'none';
});
}
// Image popup
const popup = document.getElementById("image-popup");
const popupImg = document.getElementById("popup-img");
document.querySelectorAll(".gallery img").forEach(img => {
img.addEventListener("click", () => {
popupImg.src = img.src;
popup.style.display = "flex";
});
});
function closePopup() {
popup.style.display = "none";
}