php file upload error types are: 1. UPLOAD_ERR_OK, a value of 0 means that no error occurred and the file was uploaded successfully; 2. UPLOAD_ERR_INI_SIZE, a value of 1 means that the uploaded file exceeds the limit of the upload_max_filesize option.
php file upload error types are:
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1. UPLOAD_ERR_OK
The value is 0, no error occurs, and the file is uploaded successfully.
2. UPLOAD_ERR_INI_SIZE
The value is 1, and the uploaded file exceeds the limit of the upload_max_filesize option in php.ini.
3. UPLOAD_ERR_FORM_SIZE
The value is 2, and the size of the uploaded file exceeds the value specified by the MAX_FILE_SIZE option in the HTML form.
4. UPLOAD_ERR_PARTIAL
The value is 3, and only part of the file is uploaded.
5. UPLOAD_ERR_NO_FILE
The value is 4 and no file is uploaded.
6. UPLOAD_ERR_NO_TMP_DIR
The value is 6 and the temporary folder cannot be found. PHP 4.3.10 and PHP 5.0.3 introduced.
7, UPLOAD_ERR_CANT_WRITE
The value is 7, file writing failed. PHP 5.1.0 introduced.
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