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Tuesday, 4 December 2012

Draw graph in PHP with JpGraph

-Software requirement in this tutorial

1) XAMPP . See this post if you don’t know how to install XAMPP
2) JpGraph download JpGraph at this website

-Unzip the jpgraph and place it in your xampp working folder. Example: C:\xampp\htdocs\example

- Create a .php file and for example graph.php and include “require_once('/jpgraph-3.5.0b1/src/jpgraph.php');” to make jpgraph available in your code.

- Here is example code
//  data
$ydata = array(90,80,67,87,66,71,96,53,35,73);

// Create the graph. These two calls are always required
$graph = new Graph(300,250);
$graph->xaxis->title->Set("Number of students");
// Create the linear plot
$lineplot=new LinePlot($ydata);

// Add the plot to the graph

// Display the graph

- Save the code and run at web browser. Before run, do not forget to Start the Apache through XAMPP Thats all!
ex) http://localhost/example/graph.php