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preview.js
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preview.js
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const previewImage = (event) => {
/**
* Get the selected files.
*/
const imageFiles = event.target.files;
/**
* Count the number of files selected.
*/
const imageFilesLength = imageFiles.length;
/**
* If at least one image is selected, then proceed to display the preview.
*/
if (imageFilesLength > 0) {
/**
* Get the image path.
*/
const imageSrc = URL.createObjectURL(imageFiles[0]);
/**
* Select the image preview element.
*/
const imagePreviewElement = document.querySelector("#preview-selected-image");
/**
* Assign the path to the image preview element.
*/
imagePreviewElement.src = imageSrc;
/**
* Show the element by changing the display value to "block".
*/
imagePreviewElement.style.display = "block";
}
};