graph.png.php
graph.png.php dynamically creates a png image with one or more graphs from given parameters. You can try it by submitting this form:
Example:
Features:
- Arbitrary number of graphs and points.
- Automatic scaling in both vertical and horizontal direction.
- Automatic graph colors.
- Tries to reduce overlapping value labels.
- Can skip values by using empty parameters.
Known downs:
- Coordinates are evenly spaced out along x-axis.
- Overlap detection of numbers (value labels) is not great.