mirror of https://github.com/swig/swig
80 lines
1.7 KiB
PHP
80 lines
1.7 KiB
PHP
<?php
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# This file illustrates the manipulation of C++ references in Php.
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# This uses the low-level interface. Proxy classes work differently.
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require "example.php";
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# ----- Object creation -----
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print "Creating some objects:\n";
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$a = new Vector(3,4,5);
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$b = new Vector(10,11,12);
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print " Created a: $a " . $a->print() . "\n";
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print " Created b: $b " . $b->print() . "\n";
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# ----- Call an overloaded operator -----
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# This calls the wrapper we placed around
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#
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# operator+(const Vector &a, const Vector &)
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#
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# It returns a new allocated object.
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print "Adding a+b\n";
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$c = addv($a,$b);
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print " a+b =". $c->print()."\n";
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# Note: Unless we free the result, a memory leak will occur
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$c = 0;
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# ----- Create a vector array -----
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# Note: Using the high-level interface here
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print "Creating an array of vectors\n";
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$va = new VectorArray(10);
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print " va: $va size=".$va->size()."\n";
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# ----- Set some values in the array -----
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# These operators copy the value of $a and $b to the vector array
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$va->set(0,$a);
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$va->set(1,$b);
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$va->get(0);
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# This will work, but it will cause a memory leak!
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$va->set(2,addv($a,$b));
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# The non-leaky way to do it
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$c = addv($a,$b);
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$va->set(3,$c);
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$c = NULL;
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# Get some values from the array
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print "Getting some array values\n";
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for ($i = 0; $i < 5; $i++) {
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print "do $i\n";
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$v = $va->get($i);
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print " va($i) = ". $v->print(). "\n";
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}
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# Watch under resource meter to check on this
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#print "Making sure we don't leak memory.\n";
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#for ($i = 0; $i < 1000000; $i++) {
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# $c = VectorArray_get($va,$i % 10);
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#}
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# ----- Clean up -----
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print "Cleaning up\n";
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# wants fixing FIXME
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#delete_VectorArray($va);
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#delete_Vector($a);
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#delete_Vector($b);
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?>
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