tailieunhanh - OBJECT-ORIENTED PHP Concepts, Techniques, and Code- P2

OBJECT-ORIENTED PHP Concepts, Techniques, and Code- P2:A number of years ago, before I started using PHP, I created dynamic web pages using C. This really wasn’t too different from some of the other options available at the time, though it seems almost unthinkable now. Creating a dynamic page meant outputting HTML from your script and recompiling that script if any changes needed to be made. | The SOAP Extension . 105 A SOAP Client. 105 Testing the Functionality . 108 Viewing the Results Using AJAX . 109 Complex Tasks Made Easy. 1 10 Would You Want to Do It Procedurally . 1 10 13 MORE MAGIC METHODS 111 __get andset. 112 Is It Worth It . 113 __isset . 113 call __ 1 14 autoload . 115 __sleep . 116 _clone _ 1 1 6 Where s Waldo . 117 clone . 118 Aggregate Classes . 119 A Get Method for Object Data Members of an Aggregate Class . 121 No Clones Allowed . 122 A Note About Overloading . 122 14 CREATING DOCUMENTATION USING THE REFLECTION CLASSES 125 What Are the Reflection Classes . 126 The Reflection Group of Classes . 126 The Reflection Class . 127 The ReflectionClass Class . 128 ReflectionMethod and ReflectionParameter . 129 Built-in Functions . 129 What Format Do You Want . 130 The Documenter Class . 130 Describing the Documenter Class . 130 Describing Methods and Data Members . 131 The Constructor . 132 Method and Data Member Modifiers . 132 Using the Documenter Class . 134 Creating a Sidebar of Classes and Interfaces . 1 34 Formatting Detailed Documentation . 134 Formatting Comments for the Documenter. 1 36 Reflecting . 137 15 EXTENDING SQLITE 139 Brief Overview . 140 Directory Structure . 140 Contents in Detail XI How It s Done . 141 Getting Started . 141 Creating a Table . 142 Views . 143 Triggers . 144 PHP Implementation of SQLite . 145 Extending SQLiteDatabase . 145 Override the Query Methods . 146 Error Messages . 147 Query Methods . 148 Utility Methods . 151 Getting Metadata . 152 Using Metadata . 153 User-Defined Functions . 154 Uses and Limitations of SQLite . 156 16 USING PDO 157 Pros and Cons . 158 Converting the SQLite Application . 158 Code Changes . 158 Additional Capabilities of PDO . 161 The PDO Class . 161 PDOStatement . 161 Assessment . 164 Is It the Holy Grail . 164 A .