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: E

each( ): 2.5.3. Using Array Pointers

2.5.3. Using Array Pointers

2.5.3. Using Array Pointers

echo statement: 2.1.1.3. Outputting data with echo and print

email addresses

@ symbol in: 7.2.1.3. Validating email addresses

7.3.1.1. Case study: A generic JavaScript validation function

validating: 7.2.1.3. Validating email addresses

email receipts: 12. Ordering and Shipping at the Winestore

12.2. HTML and Email Receipts

shipping.1 script and: 10.1.1. Winestore Scripts

embedded links: 5.2.2. Adding Links to Results

caution with: 5.2.2. Adding Links to Results

passing data with: 5.1.3. Passing Data with Embedded Links

empty( ): 2.1.7.2. Testing, setting, and unsetting variables

7.2.2.2. Other <form> issues

encode( ): 9.3.1.1. Encrypting other data in a database

encryption: 9.3.1. MySQL encryption

9.5.1.2. Cipher suites

functions for: 3.9.1.4. Miscellaneous operators and functions

resources for further reading: E.4. Security and Cryptography Resources

end( ): 2.5.3. Using Array Pointers

end-loop statements: 2.3.3. for

end tags: 2.1.1. PHP Basics

(see also start/end tags)

entity-relationship modeling: 3.1.2. Terminology

(see also ER modeling)

equality operator, vs. assignment operator: 2.2.3. Conditional Expressions

ER modeling: 3.1.2. Terminology

C.2. Entity-Relationship Modeling

for winestore application: 3.2.2.1. The winestore entity-relationship model

ereg( ): 2.7.1. Regular Expression Syntax

dates, validating and: 7.2.1.1. Validating dates

extracting values and: 2.7.2.1. Finding and extracting values

numbers, validating and: 7.2.1.2. Validating numeric fields

eregi( ): 2.7.2.1. Finding and extracting values

email addresses, validating and: 7.2.1.3. Validating email addresses

error handling

custom error handlers for: 10.4.1. Custom Error Handlers

for MySQL functions: 4.1.4. Error Handling of MySQL Database Functions

error messages

displaying: 8.4.3.2. Displaying error messages

improving: 8.4.2.1. Improving error messages

error reporting: 7.1. Validation and Error Reporting for Web Database Applications

errorHandler( ): 10.4.1. Custom Error Handlers

10.4.1. Custom Error Handlers

error.inc include file: 4.2.1. Using Include Files in Practice

10.4. The Winestore Include Files

10.4.1. Custom Error Handlers

error_log( ): 10.4.1. Custom Error Handlers

EscapeShellCmd( ): 5.1.4. Security and User Data

10.4. The Winestore Include Files

escaping characters: 2.1.1.4. String literals

2.6.1. String Literals

special characters and: 2.7.1.7. Escaping special characters

events: 7.3. Client-Side Validation with JavaScript

exec( ): 5.1.4. Security and User Data

explode( ): 2.6.4.4. Extracting multiple values from a string

2.7.2.3. Splitting a string into an array

exponential functions: 2.9.6. Powers and Logs

expressions: 2.1.5. Expressions, Operators, and Variable Assignment

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