Index_V

V

validate attribute, <httpHandlers>, 543

Validate method, Validation controls, 260

validateRequest attribute

@ Page directive, 194

<pages>, 528

validation

Request Validation, 149–50

security and, 148–49

validation attribute, <machineKey> element, 538

Validation controls, 260–66

methods, 260

overview of, 260

properties, 260

types of, 261–62

validating by comparison, 264–66

validating required fields, 262–64

ValidationExpression property, 262

validationKey attribute, <machineKey> element, 538

ValidationSummary control, 262

value attribute, <appSettings> element, 554

values

constants and, 58

dataset, 304–7

types of, 52

ValueToCompare property, 261

var attribute, <browserCaps>, 552

variables, 51–58

accessibility, 57–58

data types, 51–52

declaring, 53–54

initializing, 361

lifetime, 54–55, 57

naming conventions, 55

overview of, 51

RegLogin control, 371–72

scope, 56

string, 371

Variant data type, 503

VaryByX attributes, @ OutputCache, 203, 204, 437–38, 443–46

vbc.exe, 310

.vb extension, 37

verbs attribute

<authorization>, 536–37

<httpHandlers>, 544

overview of, 176–77

VerifyCredentials method, 381–82, 384–85

VeriSign, 157

versioning, 469

View menu, 28

ViewState, 107, 396–97

ViewState property, Page class, 206

ViewStateUserKey, 397

Visible property, 273

Visual Basic .NET

overview of, 8

Root Namespace option, 349

sample code, 11–12

Standard Edition installation, 9

Visual C++, 6–7, 11–12

Visual C# .NET, 364

namespace syntax, 56

overview of, 8

searching for sample code, 11–12

variable declaration, 58

Visual InterDev, 29

Visual Studio .NET, 9–15

automatically creating namespace, 349

DataGrid formats, 328–32

enhancements, 16–18

event handling, 45

exiting, 29–30

menus, 27–28

new features, 18–19

New Project dialog box, 34

opening Web application project, 13–14

options, 28–29

overview of, 7, 9

sample code, 11–13

server controls, 42, 352–57

session state, 97

starting, 10–11

TagPrefix, 357

testing Web forms page, 14–15

as text editor, 38

toolbars, 26–27, 41

typed datasets, 311–17

Web applications, 39–40

Web controls, 237–40

Web Forms, 40–47

XML editor, 112

Visual Studio .NET, installing, 555–74

MSDN Library, 565–69

overview of, 561–64

platform support, 555–56

prerequisites for installing, 556–61

Service Releases, 570–74

Visual Studio .NET Toolbox

adding controls, 237–40

adding custom controls, 354–55

overview of, 22

Visual Studio .NET, windows, 19–26

Class View, 20

configuring, 10–11

Designer/Source Editor, 19–20, 24

Output, 23

Properties, 21, 24–26

Server Explorer, 21

Solution Explorer, 20

Task List, 22–23

Toolbox, 22

VSdotNET MSDE instance, 285