Use Groovy to get more from your JMeter test. This post lists the top 8 JMeter Java classes to use in JSR223 elements to maximize your load testing strength.
JMeter’s HTTP Raw Request sampler allows you to manually write the whole request you want to send, and then execute it and receive the response. Learn how.
Learn to extract data with the JMeter raw data source preprocessor plugin, for HTTP requests and for saving resources. Start performance testing now.