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Index

[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [Z]

validating
    email addresses
         regular expressions 2nd 3rd
    forms
         data rules enforcement 2nd
         highlighting fields 2nd
         required fields enforcement 2nd 3rd
         warning displays 2nd 3rd 4th
    telephone numbers
         regular expressions
    zip codes
         regular expressions 2nd
values
    forms
         accessing 2nd 3rd 4th
variable scope
     global 2nd 3rd
     local 2nd 3rd
variable variables 2nd
variables
     braces
     declaring
     dollar sign prefix ($)
    expressions
         use in 2nd
     fixed values
     function of
    in strings
         double-quoted 2nd
         single-quoted 2nd
     invalid names
     naming 2nd
         case-sensiticity
         conventions
     scalar
    underscore characters
         word combinations
     valid names
     values
viewing
     cookies
     PEAR packages