fields
defined, 6, 9, 78
size of, altering, 186–187, 192–193
files defined, 254
flat files defined, 186
foreach construction, PHP, 302–303
foreign keys defined, 6, 83, 190
form data, obtaining, 55–57
forms
HTML, 33–34, 37–42, 188–189
JavaScript, 33–34, 37–42
PHP, 171–173
functions defined, 32–33