The Post method does not depend on the URL, and the passed parameter values are not displayed in the Address bar. In addition, the Post method can not restrict the data to the server, all the submitted information in the background transfer, the user in the browser is not visible to the process, high security.
The POST method is more suitable for sending a confidential or large amount of data to the server.
The Get method is
The default method for the methods property in the form. form data submitted using the Get method is appended to the URL and sent to the server side as part of the URL.
Note: To use the Get method to send the form, the URL length should be limited to 1MB characters. If the amount of data sent is too large, the data is truncated, causing unexpected or failed processing results.
To encode/decode the data passed by the hyperlink:
String UrlEncode (String str): URL encoding of the string str
String UrlDecode (String str): Decoding
The above describes the PHP form submission (Post&get&url codec), including the aspects of the content, I hope the PHP tutorial interested in a friend helpful.