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DOC-5743 PHP bitmap examples
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‎local_examples/tmp/DtBitmapTest.php‎

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// EXAMPLE: bitmap_tutorial
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<?php
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require 'vendor/autoload.php';
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use Predis\Client as PredisClient;
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class DtBitmapTest
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// REMOVE_START
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extends PredisTestCase
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// REMOVE_END
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{
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public function testDtBitmap() {
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$r = new PredisClient([
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'scheme' => 'tcp',
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'host' => '127.0.0.1',
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'port' => 6379,
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'password' => '',
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'database' => 0,
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]);
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// REMOVE_START
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$r->flushall();
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// REMOVE_END
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// STEP_START ping
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$res1 = $r->setbit('pings:2024-01-01-00:00', 123, 1);
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echo $res1 . PHP_EOL;
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// >>> 0
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$res2 = $r->getbit('pings:2024-01-01-00:00', 123);
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echo $res2 . PHP_EOL;
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// >>> 1
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$res3 = $r->getbit('pings:2024-01-01-00:00', 456);
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echo $res3 . PHP_EOL;
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// >>> 0
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// STEP_END
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// REMOVE_START
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$this->assertEquals(0, $res1);
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// REMOVE_END
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// STEP_START bitcount
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// Ensure the bit is set
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$r->setbit('pings:2024-01-01-00:00', 123, 1);
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$res4 = $r->bitcount('pings:2024-01-01-00:00');
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echo $res4 . PHP_EOL;
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// >>> 1
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// STEP_END
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// REMOVE_START
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$this->assertEquals(1, $res4);
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// REMOVE_END
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// STEP_START bitop_setup
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$r->setbit('A', 0, 1);
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$r->setbit('A', 1, 1);
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$r->setbit('A', 3, 1);
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$r->setbit('A', 4, 1);
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$res5 = $r->get('A');
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echo str_pad(decbin(ord($res5)), 8, '0', STR_PAD_LEFT) . PHP_EOL;
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// >>> 11011000
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$r->setbit('B', 3, 1);
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$r->setbit('B', 4, 1);
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$r->setbit('B', 7, 1);
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$res6 = $r->get('B');
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echo str_pad(decbin(ord($res6)), 8, '0', STR_PAD_LEFT) . PHP_EOL;
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// >>> 00011001
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$r->setbit('C', 1, 1);
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$r->setbit('C', 2, 1);
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$r->setbit('C', 4, 1);
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$r->setbit('C', 5, 1);
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$res7 = $r->get('C');
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echo str_pad(decbin(ord($res7)), 8, '0', STR_PAD_LEFT) . PHP_EOL;
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// >>> 01101100
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// STEP_END
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// REMOVE_START
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$this->assertEquals(0b11011000, ord($res5));
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$this->assertEquals(0b00011001, ord($res6));
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$this->assertEquals(0b01101100, ord($res7));
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// REMOVE_END
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// STEP_START bitop_and
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$r->bitop('AND', 'R', 'A', 'B', 'C');
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$res8 = $r->get('R');
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echo str_pad(decbin(ord($res8)), 8, '0', STR_PAD_LEFT) . PHP_EOL;
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// >>> 00001000
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// STEP_END
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// REMOVE_START
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$this->assertEquals(0b00001000, ord($res8));
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// REMOVE_END
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// STEP_START bitop_or
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$r->bitop('OR', 'R', 'A', 'B', 'C');
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$res9 = $r->get('R');
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echo str_pad(decbin(ord($res9)), 8, '0', STR_PAD_LEFT) . PHP_EOL;
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// >>> 11111101
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// STEP_END
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// REMOVE_START
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$this->assertEquals(0b11111101, ord($res9));
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// REMOVE_END
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// STEP_START bitop_xor
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$r->bitop('XOR', 'R', 'A', 'B');
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$res10 = $r->get('R');
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echo str_pad(decbin(ord($res10)), 8, '0', STR_PAD_LEFT) . PHP_EOL;
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// >>> 11000001
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// STEP_END
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// REMOVE_START
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$this->assertEquals(0b11000001, ord($res10));
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// REMOVE_END
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// STEP_START bitop_not
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$r->bitop('NOT', 'R', 'A');
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$res11 = $r->get('R');
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echo str_pad(decbin(ord($res11)), 8, '0', STR_PAD_LEFT) . PHP_EOL;
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// >>> 00100111
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// STEP_END
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// REMOVE_START
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$this->assertEquals(0b00100111, ord($res11));
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// REMOVE_END
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// STEP_START bitop_diff
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$r->bitop('DIFF', 'R', 'A', 'B', 'C');
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$res12 = $r->get('R');
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echo str_pad(decbin(ord($res12)), 8, '0', STR_PAD_LEFT) . PHP_EOL;
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// >>> 10000000
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// STEP_END
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// REMOVE_START
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$this->assertEquals(0b10000000, ord($res12));
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// REMOVE_END
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// STEP_START bitop_diff1
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$r->bitop('DIFF1', 'R', 'A', 'B', 'C');
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$res13 = $r->get('R');
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echo str_pad(decbin(ord($res13)), 8, '0', STR_PAD_LEFT) . PHP_EOL;
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// >>> 00100101
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// STEP_END
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// REMOVE_START
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$this->assertEquals(0b00100101, ord($res13));
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// REMOVE_END
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// STEP_START bitop_andor
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$r->bitop('ANDOR', 'R', 'A', 'B', 'C');
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$res14 = $r->get('R');
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echo str_pad(decbin(ord($res14)), 8, '0', STR_PAD_LEFT) . PHP_EOL;
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// >>> 01011000
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// STEP_END
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// REMOVE_START
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$this->assertEquals(0b01011000, ord($res14));
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// REMOVE_END
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// STEP_START bitop_one
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$r->bitop('ONE', 'R', 'A', 'B', 'C');
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$res15 = $r->get('R');
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echo str_pad(decbin(ord($res15)), 8, '0', STR_PAD_LEFT) . PHP_EOL;
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// >>> 10100101
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// STEP_END
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// REMOVE_START
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$this->assertEquals(0b10100101, ord($res15));
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// REMOVE_END
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}
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}
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