Exploring Perl Modules - Part2: Creating Charts with GD::Graph.
GD::Graph makes it easy to create various types of graphs using Perl. The distribution comes with an extensive set of examples. In this article we are going to see a bar-graph and how various parameters impact its look. We'll start with a script with a number of commented out and then one by one we're going to enable each one of the parameters.
Introduction. If you have read my previous article on GD, you might have noticed that creating charts with the GD module is cumbersome.(That article also contains some general information about loading Perl modules.) Martien Verbruggen has created the GD::Graph module that allows easy creation of charts.
According to the documentation, you need to pass an array of arrays to the plot method of GD::Graph::bars. It sounds like you already have a hash so you need to convert it to an array of arrays. There are a number of ways to do this, but here's an example.
How do I use Perl to create graphs? I'm running scheduled job that creates text reports. I'd like to move this to the next step (for the management) and also create some graphs that go along with this.
ChartDirector for Perl is a Perl chart and graph library suitable for both command line and CGI charting. Extensive chart types, interactive, versatile, multi-platform.
When a user enters data into the form fields and hits the Submit button, the biopage.cgi script is called again with the new data. Assuming the user has entered valid data, it creates a new HTML page with an embedded IMG tag that calls the biorhythm.cgi script to generate the graph. The biorhythm.cgi script (Example 4-2) is the one that actually does the graphical grunt work.
Beautiful Perl - creating charts and graphs Yesterday I wanted to create a graph of 4 series of numbers along an x axis representing time. I know some GD related modules can do this so I wondered over to search.cpan.org and looked at some of the modules.
My statistics are a bit rusty, so I wanted to see the resulting information before I trusted my calculations. My first instinct was to copy and paste information into a spreadsheet and create a graph there. Yes, I did that manually a couple of times. Then I remembered I have the full power of Perl available. Chart::Clicker installed easily. Its.
Dear all, I have a hash in my data file and I'd like to output the data contained within as a graph (can be lines or histogram form) but I dont know how to do this with Perl. Can somone suggest how I can have a graph with Keys of the hash being on the X-axis and the Values for the keys plotted on the Y axis.
Perl 3D Bar Graphs and Charts Actual graph created by 3DBarGrapher 3DBarGrapher is a Perl module for creating professional looking 3D bar graphs and charts for use in a variety of applications.
While Excel files are not the best way to communicate between computers, if the intended audience have human traits, it can be a good way to send reports. For example, I had a client that used Perl to generate reports from their database. I'd run huge and long running SQL queries, build a multi-sheet Excel file, and send it as an email-attachment.
Find answers to Creating an Excel file with graphs using perl from the expert community at Experts Exchange. In my perl script, I have to process some data and present the output in an Excel sheet. So far, I have been happily printing into a CSV (comma separated values) file and allowing Excel to interpret the comma separated values. Now, people are after me to provide not just the tablular.
Perl GD::Graph module: bug? - PERL Modules. While producing HTML Image MAP for the graph, I have found that th first line in linespoints graph type has suspicious coordinates o first line in graph.
