How to Image upload with validation in PHP.

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Welcome, Image Upload Validation in PHP . To check if images are not empty, file extension, file dimensions and file size before uploading image. The file upload feature requires basic validations to sanitize the user input. There is a huge chance of exploiting a file upload option with malicious intent. Improper implementation of a file upload input increases security vulnerability. We need to validate the uploaded files before saving them on the server to reduce the vulnerability.

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