// 1、index.html
<html>
<body>
<form action="upload_file.php" method="post" enctype="multipart/form-data">
<label for="myFile">Filename:</label>
<input type="file" name="myFile" id="myFile" />
<br />
<input type="submit" name="submit" value="上传文件" />
</form>
</body>
</html>
// 2、upload_file.php
<?php
if($_POST['submit'] != null && $_FILE['myFile']['error'] == 0){
/**
There is a post submission and the upload file is successful.
Here you can do file restrictions, such as storing files to the server, restricting file types, file sizes, etc.
*/
// store file
if(move_uploaded_file($_FILES["file"]["tmp_name"], "/upload/" . $_FILES["file"]["name"]) ) {
echo "Upload successful"
}
// Limit the file type, whether it is in jpg format
if(($_FILES["file"]["type"] == "image/jpeg") {
echo "Upload successful";
}
// Limit file size (unit is Byte), is it less than 2M
if($_FILES["file"]["size"] < 2097152){
echo "Upload successful";
}
}
PHP receive storage upload file logic
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