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PHP and MySQL Web Development 4th Ed-tqw-_darksiderg

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964 utilities, myisamchk<br />

utilities, myisamchk, 303<br />

utilityfunctions.php file, 820, 825<br />

V<br />

valid email() function, 581<br />

validating user authentication input data,<br />

580<br />

values<br />

array elements, 82<br />

assigning to variables, 28<br />

atomic column values (databases),<br />

214-215<br />

columns, EXPLAIN statement, 303<br />

default, database optimization, 305<br />

null values, avoiding (<strong>Web</strong> databases),<br />

216<br />

returning, 94<br />

assignment operator, 34-35<br />

functions, max() function, 155-156<br />

tables, 209<br />

variables, 27, 30, 150-153, 539<br />

arrays, 81-82<br />

applying functions to elements,<br />

103-104<br />

associative arrays, 85<br />

converting to scalar variables,<br />

105-106<br />

counting elements, 104<br />

elements, 82<br />

functions, passing by reference, 104<br />

indexes, 82<br />

loading from files, 98-101<br />

multidimensional arrays, 88-95<br />

navigating within an array, 102<br />

numerically indexed arrays, accessing<br />

contents, 83-84<br />

operators, 87-88<br />

reordering, 96-98<br />

set cardinality, 104<br />

sorting, 92-93<br />

browseNode, 824<br />

debugging, 559-561<br />

environment functions, 450<br />

form variables, 23-27<br />

functions, 44, 148<br />

reinterpreting, 46<br />

status, testing, 45<br />

types, setting/testing, 44-45<br />

global variables, 151<br />

identifiers, 28<br />

local stored procedures, 319<br />

local variables, 151<br />

mode, 824<br />

page, 824<br />

scalar variables, 81, 105-106<br />

scope, 31-32<br />

sessions, 510<br />

deregistering, 513<br />

implementing, 513<br />

registering, 513<br />

serializing, 514<br />

Shopping Cart application, 623<br />

superglobal, 32<br />

types, 29<br />

casts, 30<br />

data types, 29<br />

strength, 29-30<br />

variable variables, 30<br />

user declared variables, 28<br />

values, assigning, 28<br />

verifications<br />

connections, 293<br />

requests, 293<br />

VeriSign, 355<br />

<strong>Web</strong> site, 348<br />

version control (code), 542-543<br />

CVS (Concurrent Versions System),<br />

543<br />

multiple programmers, 543<br />

repository, 542-543<br />

view_post.php files (<strong>Web</strong> forum application),<br />

744<br />

viewing<br />

databases in <strong>MySQL</strong>, 233-234<br />

individual articles (<strong>Web</strong> forum application),<br />

760-762<br />

lists (online newsletters), 708-717<br />

message headers (Warm Mail application),<br />

680-681<br />

tables in <strong>MySQL</strong>, 233-234

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