Web

Note (2025): This post was written in 2010. The sample uses ereg, which has been deprecated in PHP 5.3 and removed as of PHP 7. Use preg_match or other modern approaches for production code. The article remains here for archival and historical interest. Sometimes you need to understand precisely how the HTTP request is submitted to the server. If you’re working with Salesforce.com, you probably don’t have easy or intuitive tools to understand how a message is serialized and sent by the runtime to the server. ...

Note (2025): This article dates back to 2009. The examples remain useful, though modern apps often prefer fetch()/XHR or form submissions driven by frameworks. The classic form‑build approach below still works universally. HTML 4.0 (W3C) defines how browsers submit forms: GET: append query string to the action URL (application/x-www-form-urlencoded). POST: send a request body to the action URL, using the content type indicated by enctype. Programmatic POST helper Add this in your page head: ...