November 2001
Intermediate to advanced
480 pages
16h 4m
English
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Forms
HTML forms provide a means of collecting information, such as customer data, to be submitted to a server.
A form has three attributes available through the Property inspector that control the interaction of the form with a processing program on your server.
- Form Name
Any unique alphanumeric string. This attribute can be referenced by scripts, which may perform different actions based on the entries in the form.
- Action
Action to be taken when the Submit button on the form is clicked. This attribute is usually the URL of a script written in Perl (.pl or.cgi), Active Server Pages (.asp), ColdFusion (.cfm), or JavaServer Pages (.jsp), such as one of the following examples:
/cgi-bin/formmail.plhttp://someserver.scriptresources.com/cgi-bin/whatever.asp- Method
The HTTP method—either GET or POST—used to submit the form data. GET appends the form fields to the URL specified by the Action attribute. GET is limited to ASCII data no larger than 8 KB (the maximum size varies by browser, but is usually at least 1 KB). The POST method sends the form data directly to the processing agent specified by the Action attribute. POST does not impose any size restriction and is required when using File Fields to upload files. Furthermore, GET is insecure, whereas POST can handle nontext data such as encrypted files.
To create a form:
Provide some introductory text to explain the purpose of the form and what will be done with the submitted data. Include a link to a privacy policy statement. Depending ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.