32283991c5
It's now only generated if something to put in it is specified via: %pragma(php) include=... or %pragma(php) code=...
56 lines
1.3 KiB
PHP
56 lines
1.3 KiB
PHP
<?php
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# This example illustrates how member variables are wrapped.
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# ----- Object creation -----
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print "Creating some objects:\n";
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$c = new Circle(10);
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print " Created circle\n";
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$s = new Square(10);
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print " Created square\n";
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# ----- Access a static member -----
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print "\nA total of " . Shape::nshapes() . " shapes were created\n";
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# ----- Member data access -----
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# Set the location of the object.
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# Note: methods in the base class Shape are used since
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# x and y are defined there.
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$c->x = 20;
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$c->y = 30;
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$s->x = -10;
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$s->y = 5;
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print "\nHere is their current position:\n";
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print " Circle = ({$c->x},{$c->y})\n";
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print " Square = ({$s->x},{$s->y})\n";
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# ----- Call some methods -----
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# Notice how the Shape_area() and Shape_perimeter() functions really
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# invoke the appropriate virtual method on each object.
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print "\nHere are some properties of the shapes:\n";
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foreach (array($c,$s) as $o) {
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print " ". get_class($o) . "\n";
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print " area = {$o->area()}\n";
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print " perimeter = {$o->perimeter()}\n";
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}
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# ----- Delete everything -----
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print "\nGuess I'll clean up now\n";
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# Note: this invokes the virtual destructor
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$c = NULL;
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$s = NULL;
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# and don't forget the $o from the for loop above. It still refers to
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# the square.
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$o = NULL;
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print Shape::nshapes() . " shapes remain\n";
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print "Goodbye\n";
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