E

Index

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echo 2nd 3rd 4th
elements
     removing from arrays 2nd
else statement 2nd
else statements 2nd 3rd
elseif statement 2nd
elseif statements 2nd
email
     accepting
     sending 2nd 3rd 4th 5th
         with attachments 2nd 3rd
         with headers 2nd 3rd
enclosing
     PHP scripts
encoding
     HTML tags 2nd 3rd
end
errors
     handling errors returned by functions 2nd 3rd
escaping
examples
     A file upload control examples, phpfile.html
     A JavaScript example, phpjavascript.html
     A simple submittable form, phpbrowser.html
     A text area, phptextarea.html
     A text area, phptextarea.php
     A text field, phptext.html
     Accessing base class methods, phpbasemethods.php
     Accessing base class methods, phpfgetc.php
     Accessing base class methods, phpreadfile.php
     An include file with a function, function.inc
     An include file, constants.inc
     Assigning values to variables
     Calling a function, phpnavbar.php
     Checkboxes, phpcheckboxes.html
     Checking local scope in functions, phpscope.php
     Corrected hit counter, phpcounter.php
     Creating a new database, phpdatacreatedb.php
     Creating a new table, phpdatacreate.php
     Creating an image map, phpimap.html
     Creating constants
     Creating hidden data, phphidden.html
     Deleting data, phpdatadelete.php
     Determining browser type, phpbrowser.php
     Displaying a database table, phpdatatable.php
     Displaying a table with DB, phpdb.php
     Displaying all the data in a form, phpformdata.html
     Downloading a file, phpftpget.php
     downloading examples used in this book
     Encoding HTML tags, phpencode.php
     Expanding variabales in strings
     Expanding variables in strings
     Extracting variables from an array, phpextract.php
     Flipping an array, phpflip.php
     Getting a remote directory listing, phpftp.php
     Hit counter first try, phpcounter.php
     HTML for custom arrays examples, phptextarray.html
     Incrementing and Decrementing, phpincrementing.php
     Inserting database data, phpdbinsert.php
     Inserting new data, phpdatainsert.php
     Letting the user decide where to go, phpredirect.html
     Listboxes, phplistbox.html
     Looping over multidimensional arrays, phpmultidimensional.php
     Mixing HTML and PHP
     Modifying an array's contents, phparray.php
     Navigating through an array, phpnavigate.php
     Overriding methods, phpoverride.php
     Passing data by reference, phpbyref.php
     Passing data by reference, phpvariableargs.php
     Passing data to a function, phpcustomnavbar.php
     Passing session ID without cookies, phpsessionnocookies.php
     Preserving user-entered data, phprestore.php
     Printing a here document
     Radio buttons, phpradio.html
     Reading a cookie, phpgetcookie.php
     Reading an uploaded file, phpupload.php
    Reading buttons
         take 2, phpbuttons2.php
         take 3, phpbuttons3.php
     Reading buttons, phpbuttons.php
     Reading data from a text field, phptext.php
     Reading data from checkboxes, phpcheckboxes.php
     Reading data from radio buttons, phpradio.php
     Redirecting a browser, phpredirect.php
     Removing HTML tags, phpstrip.php
     Requiring integer input, phpinteger.php
     Requiring string input, phpregularexpressions.php
     Requiring text entry, phpvalidate.php
     Retrieving data from an image map, phpimap.php
     Retrieving data from hidden controls, phphidden.php
     Retrieving data from lists, listbox.php
     Retrieving data from password controls, phppassword.php
     Retrieving data in a session, phpsession2.php
     Returning arrays from functions, phpdoubler.php
     Returning lists from functions, phplist.php
     Sending email with an attachment, phpemailattachment.php
     Sending email with headers, phpemailheaders.php
     Sending email, phpemail.html
     Sending email, phpemail.php
     Setting a cookie, phpsetcookie.php
     Setting a timed cookie, phpsetconfiguredcookie.php
     Sorting data, phpdatasort.php
     Storing data in a session, phpsession.php
    Submitting data in a form
         phpformdata.html
     The problem with local variables, phpstatic.php
     Updating database data, phpdataupdate.php
     Updating database data, phpdbupdate.php
     Uploading a file, phpftpput.php
     Using an object constructor, phpconstructor.php
     Using array operators, phparrayops.php
    Using buttons
         take 2, phpbuttons2.html
         take 3, phpbuttons 3.html
     Using buttons, phpbuttons.html
     Using custom arrays, phptextarray.php
     Using default values, phpdefault.php
     Using file_get_contents, phpfilegetcontents.php
     Using file_put_contents to write text to a file, phpfileputcontents.php
     Using fread, phpread.php
     Using fscanf, phpfscanf.php
     Using fwrite to append text to a file, phpappend.php
     Using fwrite, phpfwrite.php
     Using global scope data in functions, phgpstatic.php
     Using global scope data in functions, phpglobal.php
     Using headers, phpemailheaders.html
     Using include files to include a function, phpincludefunction.php
     Using include files, phpincludes.php
     Using inheritance, phpinheritance.php
     Using one PHP document, phpsingle.php
     Using password controls, phppassword.html
     Using protected inheritance, phpprotected.php
     Using the continue statement, phpcontinue.php
     Using the echo statement
     Using the for loop, phpfor.php
     Using the foreach loop, phpforeach.php
     Using the if statement, phpif.php
     Using the Math operators, phpmath.php
     Using the string operators, phpstringop.php
     Using the switch statement, phpswitch.php
     Using the while loop, phpwhile.php
     Using variable functions, phpconditionalfunction.php
     Using variable functions, phpnestedfunction.php
     Using variable functions, phpvarfunctions.php
     Using variable variables
execution operators 2nd
exp
expiration times
     setting for cookies 2nd 3rd 4th
explode
exploding
     arrays 2nd
expm1
expressions
     regular expressions
extensions
     .doc
     .php
    .txt
         WordPad
extract
extracting
    variables
         from arrays 2nd 3rd 4th