PHP - Maps, Graphics and Geographics

PHP module H309

Maps, Graphics and Geographics

Exercises, examples and other material relating to training module H309. This topic is presented on public course PHP Techniques

Display an image from a MySQL database in a web page via PHP

There's lots of clever scripts around to tell you how to get images in and out of databases, but nothing simple to show you the principles of including ...

http://www.wellho.net/mouth/937_Disp ... a-PHP.html [short article]

PHP Techniques - training course - Using PHP to write efficient, maintainable web applications.

PHP Techniques - Using PHP to write efficient, maintainable web applications. An intensive two day workshop style course for programmers with some prior ...

http://www.wellho.net/course/ptfull.html [course]

Ask Graham

http://www.wellho.net/net/alaska.php

Ordnance Survey - using a 'Get a map'

Sunday, and a chance to play. I've been interested in the possibilities offered by Ordnance Survey's "Get a map" service - which allows (with limitations ...

http://www.wellho.net/mouth/320_Ordn ... -map-.html [short article]

Geocoding - converting address to latitude / Longitude with PHP via Google

We have a 'geocoding' example here, and indeed I was using it earlier today. The idea is that someone enters part of an address on your web site, and ...

http://www.wellho.net/mouth/2361_Geo ... oogle.html [short article]

Ordnance Survey Grid Reference to Latitude / Longitude

I've already written about conversion of postal addresses to latitude and longitude using Google's interface - but what is I want to convert the Ordinance ...

http://www.wellho.net/mouth/1391_Ord ... itude.html [short article]

Drawing dynamic graphs in PHP

The web is all about presenting data, and a picture paints a thousand words - so what's better than a graph to quickly and easily present figures and ...

http://www.wellho.net/mouth/1104_Dra ... n-PHP.html [short article]

This topic is presented on public course PHP Techniques

Examples from our training material

isp.php	Plotting your web site visitors on a world map
isp_eu.php	Plot web site visitors on a map of Europe
latlong2os.php	latitude / longitude to ordnance Survey grid positions
popup.php	A popup window to show details of an item on a page
showmanor.php	Slide Show - single file example
showmap.php	Selecting from an image map
tfd.txt	Bare data that we've cached from our application server
tfdt.txt	Sample text file - location of places on image
tgf.html	Graphic and report based on data from application server
train_graphic.php	Display info from application server on an image
train_pixelreport.php	An easy way to add an image point to a file

Background information

Some modules are available for download as a sample of our material or under an Open Training Notes License for free download from http://www.training-notes.co.uk.

Topics covered in this module

Interfacing to Google maps.
Ordnance Survey data.
Sorting by location.
Drawing Graphs and diagrams in PHP.
Random Images.
Hotlinked images.

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