Online PHP editor | output for WfGkY

@ 2013-11-29T19:02:10Z

<?php

class StrategyContext {
    private $strategy = NULL; 
    //bookList is not instantiated at construct time
    public function __construct($strategy_ind_id) {
        switch ($strategy_ind_id) {
            case "C": 
                $this->strategy = new StrategyCaps();
            break;
            case "E": 
                $this->strategy = new StrategyExclaim();
            break;
            case "S": 
                $this->strategy = new StrategyStars();
            break;
        }
    }
    public function showBookTitle($book) {
      return $this->strategy->showTitle($book);
    }
}

interface StrategyInterface {
    public function showTitle($book_in);
}
 
class StrategyCaps implements StrategyInterface {
    public function showTitle($book_in) {
        $title = $book_in->getTitle();
        $this->titleCount++;
        return strtoupper ($title);
    }
}

class StrategyExclaim implements StrategyInterface {
    public function showTitle($book_in) {
        $title = $book_in->getTitle();
        $this->titleCount++;
        return Str_replace(' ','!',$title);
    }
}

class StrategyStars implements StrategyInterface {
    public function showTitle($book_in) {
        $title = $book_in->getTitle();
        $this->titleCount++;
        return Str_replace(' ','*',$title);
    }
}

class Book {
    private $author;
    private $title;
    function __construct($title_in, $author_in) {
        $this->author = $author_in;
        $this->title  = $title_in;
    }
    function getAuthor() {
        return $this->author;
    }
    function getTitle() {
        return $this->title;
    }
    function getAuthorAndTitle() {
        return $this->getTitle() . ' by ' . $this->getAuthor();
    }
}

  writeln('BEGIN TESTING STRATEGY PATTERN');
  writeln('');

  $book = new Book('PHP for Cats','Larry Truett');
 
  $strategyContextC = new StrategyContext('C');
  $strategyContextE = new StrategyContext('E');
  $strategyContextS = new StrategyContext('S');
 
  writeln('test 1 - show name context C');
  writeln($strategyContextC->showBookTitle($book));
  writeln('');

  writeln('test 2 - show name context E');
  writeln($strategyContextE->showBookTitle($book));
  writeln('');
 
  writeln('test 3 - show name context S');
  writeln($strategyContextS->showBookTitle($book));
  writeln('');

  writeln('END TESTING STRATEGY PATTERN');

  function writeln($line_in) {
    echo $line_in."<br/>";
  }

Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.7: BEGIN TESTING STRATEGY PATTERN test 1 - show name context C Deprecated: Creation of dynamic property StrategyCaps::$titleCount is deprecated in /in/WfGkY on line 31 Warning: Undefined property: StrategyCaps::$titleCount in /in/WfGkY on line 31 PHP FOR CATS test 2 - show name context E Deprecated: Creation of dynamic property StrategyExclaim::$titleCount is deprecated in /in/WfGkY on line 39 Warning: Undefined property: StrategyExclaim::$titleCount in /in/WfGkY on line 39 PHP!for!Cats test 3 - show name context S Deprecated: Creation of dynamic property StrategyStars::$titleCount is deprecated in /in/WfGkY on line 47 Warning: Undefined property: StrategyStars::$titleCount in /in/WfGkY on line 47 PHP*for*Cats END TESTING STRATEGY PATTERN
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28: BEGIN TESTING STRATEGY PATTERN test 1 - show name context C Warning: Undefined property: StrategyCaps::$titleCount in /in/WfGkY on line 31 PHP FOR CATS test 2 - show name context E Warning: Undefined property: StrategyExclaim::$titleCount in /in/WfGkY on line 39 PHP!for!Cats test 3 - show name context S Warning: Undefined property: StrategyStars::$titleCount in /in/WfGkY on line 47 PHP*for*Cats END TESTING STRATEGY PATTERN
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33: BEGIN TESTING STRATEGY PATTERN test 1 - show name context C Notice: Undefined property: StrategyCaps::$titleCount in /in/WfGkY on line 31 PHP FOR CATS test 2 - show name context E Notice: Undefined property: StrategyExclaim::$titleCount in /in/WfGkY on line 39 PHP!for!Cats test 3 - show name context S Notice: Undefined property: StrategyStars::$titleCount in /in/WfGkY on line 47 PHP*for*Cats END TESTING STRATEGY PATTERN
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 7.3.32 - 7.3.33, 7.4.26: BEGIN TESTING STRATEGY PATTERN test 1 - show name context C PHP FOR CATS test 2 - show name context E PHP!for!Cats test 3 - show name context S PHP*for*Cats END TESTING STRATEGY PATTERN
Output for 4.4.2 - 4.4.9: Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/WfGkY on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1: Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/WfGkY on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/WfGkY on line 4
Process exited with code 255.

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