Therefore, the uploaded image must be resized or a thumbnail should be generated of that image to keep the performance of the application at it’s best. However, uploading an image with a large file size will ultimately slow down the performance of the web application as it will take a longer time to load. Almost all the web based applications come with an option to upload an image, but we can’t restrict the user to upload an image with a specific format or with a specific file size.
In today’s era of web based application, displaying images, sharing data and documents are an important part. We are going to write an easy PHP code to upload an image, accept user-submitted image file data and use it to resize the image. In this article, we will learn about image processing like resizing an image, generating thumbnails and also creating a new image with desired image format and image size using PHP code. In this PHP Tutorial, I will let you know how to upload image in the folder and one of the most common actions in this example, you will know how to resize images and generate thumbnail of uploaded images.
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