Search results for: "graph plotting"

What potential performance issues should be considered when updating a graph every second in PHP?

One potential performance issue when updating a graph every second in PHP is the overhead of repeatedly querying the data source and rendering the gra...

How can values be displayed on a line graph generated using jpgraph in PHP?

To display values on a line graph generated using jpgraph in PHP, you can use the "value" option in the plot method. This option allows you to display...

How can the GDlib library be used in conjunction with JPGraph to customize graph axes?

To customize graph axes in JPGraph, you can use the GDlib library to manipulate the graph image before rendering it. By accessing the GDlib functions,...

How can text be freely placed within a graph using jpgraph in PHP?

To freely place text within a graph using jpgraph in PHP, you can use the `Text` class provided by jpgraph. This allows you to specify the position, s...

What are some best practices for passing data from a MySQL query to a graph function in PHP?

When passing data from a MySQL query to a graph function in PHP, it is best practice to fetch the query results into an array and then encode it into...