Learning PHP 5
by David Sklar

The following errata were *corrected* in the 11/04 reprint:

Here's a key to the markup:
	[page-number]: serious technical mistake
	{page-number}: minor technical mistake
	<page-number>: important language/formatting problem
	(page-number): language change or minor formatting problem



(10)  example 1-7, line 12;
$q = $dbh->query("SELEC...);

NOW READS:
$q = $db->query("SELEC...);


(11)  5th paragraph;
"Appendix B provides the basics of SQL."

NOW READS:
"Chapter 7 provides the basics of SQL."


{23}  Paragraph 1;
"The .2 formats $price + (1 + $tax)..."

NOW READS:
"The .2 formats $price * (1 + $tax)..."


(32): In Exercise 5, 
The superscripts were mistakenly printed as "^1" and "^5" instead of just "1" and "5".
THIS HAS BEEN CORRECTED.


(56), the line before the last one
"print "Element 1 is How to Cook in Eat in Chinese";

NOW READS:
"print "Element 1 is How to Cook and Eat in Chinese";


[73]  last function definition (all optional arguments) half way down page;
  // All optional arguments
  function page_header6(...

NOW READ:
  // All optional arguments
  function page_header7(...


{92}  3rd line in example 6-8;
if ($_POST['_submit_check']) {

NOW READS:
if (array_key_exists('_submit_check', $_POST)) {



[96]  Example 6-11;
if ($_POST['age'] != strval(intval($_POST['age'])) {
    $errors[] = 'Please enter a valid age.';
}

NOW READS:
if ($_POST['age'] != strval(intval($_POST['age']))) {
    $errors[] = 'Please enter a valid age.';
}



{105}  Example 6-27;
   if ($selected_options[$option]) ...

NOW READS:
   if (array_key_exists($option, $selected_options)) {



{106}  Example 6-29. Form element display helper functions;
//print a text box
function input_text($element_name, $values) {
    print '<input type="text" name="' . $element_name .'" value="';
    print htmlentities($values[$element_name]) . '">';
}


NOW READS:
//print a text box
function input_text($element_name, $values) {
    print '<input type="text" name="' . $element_name .'" value="';
    print htmlentities($values[$element_name]) . '"/>';
}


(115)  paragraph 5;
"...the group of values for on particular dish..." 

NOW READS:
"...the group of values for one particular dish..."


(116)  First paragraph;
At end of first line, "int his"  NOW READS   "in this"


(214)  3rd paragraph;
"sets $element_name to the name of an child" 

NOW READS:
"sets $element_name to the name of a child"


(249), paragraph below the heading "Advanced Math":
The two superscripts were mistakenly printed as "^308" instead of just "308"
THIS HAS BEEN CORRECTED.


(292), Example B-8, last line of the example;
'\1 at \2', $members);

NOW READS:
'\\1 at \\2', $members);