This Appendix contains details of four new downloadable files for arrays and PHP e-mailing. It has the following sections:

  • PHP quick reference
  • Downloadable files for arrays
  • Downloadable files for e-mailing
  • MySQL and phpMyAdmin quick reference
  • What next?
  • Resources (books and Internet help, including a forum tutorial, PayPal tutorials, PayPal forums, e-commerce resources)

PHP Quick Reference

The PHP references are in alphabetical order for rapid searching.


Arrays are variables that store multiple values. The registration forms in previous chapters used an array to store all the error messages. The name of the array ...

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