The difference between multipart/form-data and application/x-www-form-urlencoded_PHP tutorial

The enctype attribute of the FORM element specifies the encoding type used when submitting form data to the server. The default default value is "application/x-www-form-urlencoded".

However, this encoding is inefficient when sending large amounts of text, text containing non-ASCII characters, or binary data to the server.

When uploading files, the encoding type used should be "multipart/form-data", which can send text data and also supports binary data upload.

The value of the ENCTYPE attribute of the

form on the Browser side is multipart/form-data. It tells us that the data to be transmitted must use the multimedia transmission protocol. Since multimedia transmits a large amount of data, it is stipulated that the uploaded file must be post method, the type attribute of must be file.

http://www.bkjia.com/PHPjc/486559.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/486559.htmlTechArticleThe enctype attribute of the FORM element specifies the encoding type used when submitting form data to the server. The default value is is "application/x-www-form-urlencoded". However, when sending the message to the server...