Şunu aradınız:: conversation was carried on in whi... (Çince (Modern) - İngilizce)

class datetime {// same as previous example} class datetimeplus {var $_format; function datetimeplus($format="y-m-d h:i:s") {$this- _format = $format} function now() {return date($this- _format);}} class report {var $_dt; // we'll keep the reference to datetime here // more properties... function report() {// do some initialization} function setdatetime( $dt) {$this- _dt = $dt;} function generatereport() {$datetime = $_dt- now(); // more code...} // more methods...} $rep = new report(); $dt = new datetime(); $dtp = new datetimeplus("l, f j, y (h:i:s a, t)"); // generate report with simple date for web display $rep- setdatetime( $dt); echo $rep- generatereport(); // later on in the code... // generate report with fancy date $rep- setdatetime( $dtp); $output = $rep- generatereport(); // save $output in database //... etc...
aggregation, on the other hand, implies encapsulation (hidding) of the parts of the composition.