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ZEND PHP 5 Certification STUDY GUIDE

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INDEX ” 259<br />

operator, 18<br />

bitwise XOR<br />

operator, 18<br />

boolean, 8, 10<br />

converting, 10<br />

break, 31<br />

pitfalls, 31<br />

by-reference operator, 43<br />

C<br />

caching<br />

web pages, 106<br />

CDATA, 203<br />

chdir(), 244<br />

chgrp(), 246<br />

chmod(), 246<br />

chown(), 246<br />

class<br />

inheriting, 115<br />

classes, 113<br />

abstract, 124<br />

example, 125<br />

subclassing, 125<br />

autoload, 132<br />

with SPL, 133<br />

constants, 123, 124<br />

limitations, 124<br />

constructors, 118<br />

declaring, 114<br />

destructors, 119<br />

calling order, 119<br />

determining an object’s, 128<br />

disabling, 233<br />

exceptions, 128<br />

basic class, 128<br />

bubbling, 130<br />

catching different types, 130<br />

defining a custom default handler, 131<br />

differences between regular errors and,<br />

128<br />

extending base class, 129<br />

throwing, 130<br />

fundamentals, 113<br />

interfaces, 124, 126<br />

implementing multiple, 127<br />

lazy loading, 132<br />

with SPL, 133<br />

methods, 113<br />

defining, 116<br />

static, 123<br />

properties<br />

declaring, 122<br />

reflection, 134<br />

example, 135<br />

scope, 117<br />

static members, 123<br />

subclassing<br />

abstract classes, 125<br />

visibility, 120<br />

final, 120<br />

private, 120<br />

protected, 120<br />

public, 120<br />

typical usage, 120<br />

clearstatcache(), 246<br />

code blocks, 7<br />

column<br />

defined, 142<br />

comments, 6<br />

examples, 6<br />

comparison<br />

operator, 21<br />

compression<br />

of web pages, 105<br />

concatenation<br />

operator, 17<br />

conditional structures, 27<br />

Licensed to 482634 - Amber Barrow (itsadmin@deakin.edu.au)

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