Why add form form on the path behind? Name=value, such as/servlet/upDate? Name=value, so that data transfer is not the past is the back-end by name and the value is null
Write a hidden field way by name and value, at the back end can take the value by name

CodePudding user response:

The way and the request about it, if it is a get request, will be in the address bar

CodePudding user response:

reference 1/f, seven of the world, I'll take ninety-nine response:

this way and request about it, if it is a get request, will be in the address bar

Into a post request

CodePudding user response:

Form form the default mode of price increases for the elements within the form form formatted into json submitted, and it is the post type, you need to separate your name, I did not met this kind of circumstance, you can F12 browser, monitoring the submission, take a look at this type of Request is a Get or post, the name parameter is in the body, in the body in the code in the post way, not just Get on the way to gain