php 入门型-文件上传代码
<?php if (!empty($_FILES["uploadImage"])) { // get file name $filename = basename($_FILES['uploadImage']['name']); // get extension $ext = substr($filename, strrpos($filename, '.') + 1); // check for jpg only if ($ext == "jpg") { // generate unique file name $newName = 'images/' . time() . '.' . $ext; // upload files if ((move_uploaded_file($_FILES['uploadImage']['tmp_name'], $newName))) { // get height and width for image uploaded list($width, $height) = getimagesize($newName); // return json data echo '{"image" : "' . $newName . '", "height" : "' . $height . '", "width" : "' . $width . '" }'; } else { echo '{"error" : "An error occurred while moving the files"}'; } } else { echo '{"error" : "Invalid image format"}'; } }
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