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Index: V

validating
dates: 3.9.1. Problem
form input: 9.3.1. Problem
var keyword: 7.1. Introduction
var_dump( ): 5.9.2. Solution
recursion, handling: 5.9.3. Discussion
viewing object variables: 7.11.3. Discussion
var_export( ): 7.11.3. Discussion
variable variables: 1.8.4. See Also
calling different functions, depending on variable value: 6.11.1. Problem
creating dynamic variable names: 5.5.2. Solution
function-private default values, setting: 5.3.3. Discussion
global variable names, specifying: 6.12.3. Discussion
iterating through similarly named variables: 5.5.3. Discussion
variables: 5.1. Introduction
assigning array values to: 5.4.3. Discussion
assigning function return values to: 6.1. Introduction
class: 7.1. Introduction
assigning non-constant value to: 7.1. Introduction
property names: 7.1. Introduction
stored in an array: 7.9.3. Discussion
coercing all into array form: 4.5.3. Discussion
comparing, avoiding errors with = and == operators: 5.2.1. Problem
complex data types, encapsulation as strings: 5.8.1. Problem
creating dynamic name: 5.5.1. Problem
default value, establishing: 5.3.1. Problem
dumping contents as strings: 5.9.1. Problem
empty, evaluation to boolean false value: 5.1. Introduction
environment variables: 8.21.3. Discussion
exchanging values without using temporary variables: 5.4.1. Problem
function parameters (see functions parameters, function)
interpolating into double-quoted strings: 17.4.3. Discussion
interpolating into strings: 1.8.3. Discussion
object, finding: 7.11.3. Discussion
passing by reference: 6.4.1. Problem
passing by value or by reference: 6.2.3. Discussion
with . (period) in names: 9.10.1. Problem
PHP_AUTH_USER and PHP_AUTH_PW: 8.10.2. Solution
reading XML from with DOM: 12.4.2. Solution
returning by reference: 6.7.1. Problem
set and unset: 5.1. Introduction
sharing between processes: 5.7.1. Problem
static: 5.6.1. Problem
temporary, assigning objects to: 7.7.2. Solution
treating as arrays: 9.11.2. Solution
truth values of: 6.10.3. Discussion
undefined, error handling and: 8.16.3. Discussion
variables_order configuration directive: 8.21.3. Discussion
verify-user.php page: 8.27. Program: Website Account (De)activator
8.27. Program: Website Account (De)activator
vertical text, drawing: 15.5.3. Discussion
vertically aligned widgets: 20.7.3. Discussion
very large or very small numbers: 2.14.1. Problem


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