PHP 5 Recipes A Problem-Solution Approach 2005 phần 8 pptx

... ■ READING COOKIES 455 50 92_Ch12_FINAL 8/ 26/ 05 9 : 58 AM Page 455 The Code < ?php //sample12_4 .php / /A class to manage a very simple cookie set. class cookieclass { private $cookiename; private ... ($newvalue){ $_COOKIE[$this->cookiename] = $newvalue; } 12-4 ■ WRITING AND USING A COOKIE CLASS 4 58 50 92_Ch12_FINAL 8/ 26/ 05 9 : 58 AM Page 4 58 Summary You could say th...

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... type and then assign a value to it (as in languages such as C++ and Java), PHP automatically assigns a data type to a variable when a value is allocated to it. This makes PHP rather simple to ... of markup recipes. 50 92_Ch00_FM_FINAL 8/ 26/ 05 5:32 PM Page xx Overview of PHP Data Types and Concepts PHP began life as a way to manage a small personal website and was im...

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... 'supervisor', 'assistant manager', 'manager'); public static $payRates = array (5, 8. 25, 12. 45, 17 .5) ; Try making this modification to Employee, and you will find that the example code ... class declaration by prefacing the name of the class with the abstract keyword, as shown here: abstract class Bird 2 -8 ■ USING ABSTRACT CLASSES AND METHODS50 50 92_Ch02...

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... this: array( 'country' => array('Spain', 'France', 'Argentina', 'UK', 'Germany', 'Canada', 'Austria', 'Mexico'), 'language' ... value of an array's elements # prototype (returns a number or FALSE if an average cannot be calculated): # mixed array_average(array $array) function array_a...

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... and need to display dates in a language (German or Spanish, for example) that uses the Latin-1 character set or a close relative such as ISO- 85 5 9-1, ISO -8 85 9 - 15, or Windows-1 252 , you may be able ... $this->time); } 5- 13 ■ EXTENDING THE DATE CLASS 256 50 92_Ch 05_ FINAL 8/ 26/ 05 9 :51 AM Page 256 implement an ECMA-compliant Date class with different internals, and code...

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... and paragraphs) as it runs through the file. Assume a paragraph is separated by an end line charac- ter, and a word is separated by a blank character. Naturally, you will accept any character for the character ... $e->getmessage(); } ?> 7 -5 ■ READING AND WRITING COMMA-SEPARATED DATA 299 50 92_Ch07_FINAL 8/ 26/ 05 9 :53 AM Page 299 Basically, str_split() returns an array fille...

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... 55 5-1234 " ;80 0 .55 5.1234", // (80 0) 55 5-1234 " ;80 0 -55 5-1234", // (80 0) 55 5-1234 " ;80 0 .55 5.1234", // (80 0) 55 5-1234 " ;80 0 55 51234", // (80 0) 55 5-1234 " ;55 51234", // () 55 5-1234 ); // ... create a blank canvas. if ($animage = imagecreate (50 0, 50 0)){ //Now, let's allocate the background color and line color....

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... Example 10 -8- 1 .php $fruits = array( 'apple', 'orange', 'pear', 'apricot', 'apple', 'apricot', 'orange', 'orange' ); $str ... VARIABLE TYPES 3 95 5092_Ch10_FINAL 8/ 26/ 05 9 :56 AM Page 3 95 The Code < ?php // Example 10-2-3 .php $a = 5; $b = $a; $a = 7; echo "\ $a = $a and \$b = $b\n"...

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... and other parts of the document are parsed by the engine. 51 3 CHAPTER 14 ■ ■ ■ 50 92_Ch14_FINAL 8/ 26/ 05 9 :59 AM Page 51 3 50 92_Ch13_FINAL 8/ 26/ 05 9 : 58 AM Page 51 2 RSS feeds are available from a ... create a database structure: Example rss.sql Database structure needed for local caching create table tRSSFeed ( Xid int default unique, Title varchar (50 0) , Link var...

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... 8/ 26/ 05 10:00 AM Page 55 8 16-2. Project: Sending an E-mail with a Mail Class Using a mail class such as PEAR::Mail has a few advantages over using the plain mail() func- tion. One of the advantages ... Code < ?php //sample 15_ 12 .php class mydb { private $user; private $pass; private $host; private $db; 15- 12 ■ WRITING A WRAPPER CLASS TO BRIDGE THE GAP 580 50 92_Ch 15...

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