Programming PHP

Index

Symbols

! (exclamation point)

!= (inequality) operator, Comparison Operators

!== (not identical) operator, Comparison Operators

type specification modifier, Parameter Handling

" (quotes, double)

double-quoted strings

escape sequences in, Strings

variable interpolation in, Variable Interpolation

HTML entity for, Entity-quoting all special characters

in heredocs, Here Documents

in SQL queries, SQL

in string literals, Strings

# (hash marks) in comments, Shell-style comments

$ (dollar sign)

in regular expressions, The Basics, Anchors, Match Behavior, Anchors

in variable names, Variable names, Variables

$db->query( ) method, PEAR DB Basics

$GLOBALS array, Global scope

$HTTP_COOKIE_VARS array, Variables

$HTTP_ENV_VARS array, Variables

$HTTP_POST_FILES array, Variables

$HTTP_POST_VARS array, Variables

$HTTP_RAW_POST_DATA variable, Servers

$HTTP_SERVER_VARS array, Variables

$HTTP_SESSION_VARS array, Session basics

$PHP_SELF variable (current script name), Variables

$_COOKIE array, Cookies

$_FILES array, File Uploads

accessing form parameters, Parameters

$_GET array, Forms, Automatic Quoting of Parameters

accessing form parameters, Parameters

$_POST array, Forms

accessing form parameters, Parameters

$_SERVER array, Server Information, Server Information

HTTP request headers, entries for, Server Information

% (percent sign)

% (modulus) operator, Arithmetic Operators

%= (modulus assignment) operator, Assignment with operation

in format string to printf( ), printf( )

& (ampersand)

& (bitwise AND) operator, Bitwise Operators ...