Symbols & Numbers | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

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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