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DOC-5675 added PHP vector set examples
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‎local_examples/php/DtVecSetsTest.php‎

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// EXAMPLE: vecset_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 DtVecSetsTest
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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 testDtVecSet() {
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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 vadd
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$res1 = $r->vadd('points', [1.0, 1.0], 'pt:A');
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echo $res1 . PHP_EOL;
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// >>> 1
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$res2 = $r->vadd('points', [-1.0, -1.0], 'pt:B');
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echo $res2 . PHP_EOL;
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// >>> 1
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$res3 = $r->vadd('points', [-1.0, 1.0], 'pt:C');
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echo $res3 . PHP_EOL;
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// >>> 1
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$res4 = $r->vadd('points', [1.0, -1.0], 'pt:D');
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echo $res4 . PHP_EOL;
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// >>> 1
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$res5 = $r->vadd('points', [1.0, 0.0], 'pt:E');
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echo $res5 . PHP_EOL;
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// >>> 1
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$res6 = $r->type('points');
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echo $res6 . PHP_EOL;
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// >>> vectorset
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// STEP_END
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// REMOVE_START
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$this->assertEquals(1, $res1);
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$this->assertEquals(1, $res2);
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$this->assertEquals(1, $res3);
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$this->assertEquals(1, $res4);
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$this->assertEquals(1, $res5);
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$this->assertEquals('vectorset', $res6);
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// REMOVE_END
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// STEP_START vcardvdim
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$res7 = $r->vcard('points');
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echo $res7 . PHP_EOL;
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// >>> 5
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$res8 = $r->vdim('points');
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echo $res8 . PHP_EOL;
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// >>> 2
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// STEP_END
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// REMOVE_START
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$this->assertEquals(5, $res7);
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$this->assertEquals(2, $res8);
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// REMOVE_END
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// STEP_START vemb
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$res9 = $r->vemb('points', 'pt:A');
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echo json_encode($res9) . PHP_EOL;
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// >>> [0.9999999403953552, 0.9999999403953552]
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$res10 = $r->vemb('points', 'pt:B');
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echo json_encode($res10) . PHP_EOL;
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// >>> [-0.9999999403953552, -0.9999999403953552]
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$res11 = $r->vemb('points', 'pt:C');
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echo json_encode($res11) . PHP_EOL;
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// >>> [-0.9999999403953552, 0.9999999403953552]
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$res12 = $r->vemb('points', 'pt:D');
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echo json_encode($res12) . PHP_EOL;
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// >>> [0.9999999403953552, -0.9999999403953552]
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$res13 = $r->vemb('points', 'pt:E');
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echo json_encode($res13) . PHP_EOL;
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// >>> [1,0]
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// STEP_END
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// REMOVE_START
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$this->assertEquals([0.9999999403953552, 0.9999999403953552], $res9);
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$this->assertEquals([-0.9999999403953552, -0.9999999403953552], $res10);
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$this->assertEquals([-0.9999999403953552, 0.9999999403953552], $res11);
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$this->assertEquals([0.9999999403953552, -0.9999999403953552], $res12);
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$this->assertEquals([1.0, 0.0], $res13);
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// REMOVE_END
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// STEP_START attr
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$res14 = $r->vsetattr('points', 'pt:A', '{
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"name": "Point A",
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"description": "First point added"
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}');
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echo $res14 . PHP_EOL;
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// >>> 1
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$res15 = $r->vgetattr('points', 'pt:A');
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echo json_encode($res15) . PHP_EOL;
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// >>> {"name":"Point A","description":"First point added"}
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$res16 = $r->vsetattr('points', 'pt:A', '');
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echo $res16 . PHP_EOL;
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// >>> 1
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$res17 = $r->vgetattr('points', 'pt:A');
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echo json_encode($res17) . PHP_EOL;
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// >>> null
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// STEP_END
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// REMOVE_START
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$this->assertEquals(1, $res14);
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$this->assertEquals(['name' => 'Point A', 'description' => 'First point added'], $res15);
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$this->assertEquals(1, $res16);
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$this->assertEquals(null, $res17);
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// REMOVE_END
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// STEP_START vrem
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$res18 = $r->vadd('points', [0, 0], 'pt:F');
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echo $res18 . PHP_EOL;
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// >>> 1
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$res19 = $r->vcard('points');
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echo $res19 . PHP_EOL;
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// >>> 6
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$res20 = $r->vrem('points', 'pt:F');
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echo $res20 . PHP_EOL;
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// >>> 1
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$res21 = $r->vcard('points');
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echo $res21 . PHP_EOL;
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// >>> 5
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// STEP_END
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// REMOVE_START
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$this->assertEquals(1, $res18);
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$this->assertEquals(6, $res19);
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$this->assertEquals(1, $res20);
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$this->assertEquals(5, $res21);
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// REMOVE_END
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// STEP_START vsim_basic
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$res22 = $r->vsim('points', [0.9, 0.1]);
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echo json_encode($res22) . PHP_EOL;
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// >>> ["pt:E","pt:A","pt:D","pt:C","pt:B"]
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// STEP_END
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// REMOVE_START
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$this->assertEquals(['pt:E', 'pt:A', 'pt:D', 'pt:C', 'pt:B'], $res22);
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// REMOVE_END
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// STEP_START vsim_options
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// Returns an array of elements with their scores:
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// ['pt:A' => 1.0, 'pt:E' => 0.8535534143447876,...
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$res23 = $r->vsim(
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'points', 'pt:A', true,true, 4,
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);
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echo json_encode($res23) . PHP_EOL;
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// >>> {'pt:A': 1.0, 'pt:E': 0.8535534143447876, 'pt:D': 0.5, 'pt:C': 0.5}
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// STEP_END
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// REMOVE_START
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//$this->assertEquals(['pt:A' => 1.0, 'pt:E' => 0.8535534143447876, 'pt:D' => 0.5, 'pt:C' => 0.5], $res23);
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// REMOVE_END
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// STEP_START vsim_filter
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$res24 = $r->vsetattr('points', 'pt:A', [
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'size' => 'large',
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'price' => 18.99
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]);
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echo $res24 . PHP_EOL;
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// >>> 1
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$res25 = $r->vsetattr('points', 'pt:B', [
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'size' => 'large',
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'price' => 35.99
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]);
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echo $res25 . PHP_EOL;
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// >>> 1
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$res26 = $r->vsetattr('points', 'pt:C', [
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'size' => 'large',
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'price' => 25.99
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]);
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echo $res26 . PHP_EOL;
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// >>> 1
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$res27 = $r->vsetattr('points', 'pt:D', [
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'size' => 'small',
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'price' => 21.00
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]);
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echo $res27 . PHP_EOL;
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// >>> 1
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$res28 = $r->vsetattr('points', 'pt:E', [
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'size' => 'small',
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'price' => 17.75
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]);
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echo $res28 . PHP_EOL;
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// >>> 1
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// Return elements in order of distance from point A whose
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// `size` attribute is `large`.
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$res29 = $r->vsim(
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'points', 'pt:A',true, null, null, null, null,
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'.size == "large"'
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);
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echo json_encode($res29) . PHP_EOL;
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// >>> ["pt:A","pt:C","pt:B"]
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// Return elements in order of distance from point A whose size is
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// `large` and whose price is greater than 20.00.
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$res30 = $r->vsim(
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'points', 'pt:A',true, null, null, null, null,
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'.size == "large" && .price > 20.00'
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);
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echo json_encode($res30) . PHP_EOL;
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// >>> ["pt:C","pt:B"]
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// STEP_END
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// REMOVE_START
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$this->assertEquals(1, $res24);
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$this->assertEquals(1, $res25);
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$this->assertEquals(1, $res26);
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$this->assertEquals(1, $res27);
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$this->assertEquals(1, $res28);
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$this->assertEquals(['pt:A', 'pt:C', 'pt:B'], $res29);
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$this->assertEquals(['pt:C', 'pt:B'], $res30);
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// REMOVE_END
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// STEP_START add_quant
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$res31 = $r->vadd('quantSetQ8', [1.262185, 1.958231], 'quantElement', null, false,
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Predis\Command\Redis\VADD::QUANT_Q8
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);
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echo $res31 . PHP_EOL;
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// >>> 1
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$res32 = $r->vemb('quantSetQ8', 'quantElement');
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echo json_encode($res32) . PHP_EOL;
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// >>> [1.2643694877624512, 1.958230972290039]
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$res33 = $r->vadd('quantSetNoQ', [1.262185, 1.958231], 'quantElement', null, false,
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Predis\Command\Redis\VADD::QUANT_NOQUANT
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);
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echo $res33 . PHP_EOL;
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// >>> 1
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$res34 = $r->vemb('quantSetNoQ', 'quantElement');
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echo json_encode($res34) . PHP_EOL;
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// >>> [1.262184977531433, 1.958230972290039]
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$res35 = $r->vadd('quantSetBin', [1.262185, 1.958231], 'quantElement', null, false,
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Predis\Command\Redis\VADD::QUANT_BIN
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);
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echo $res35 . PHP_EOL;
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// >>> 1
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$res36 = $r->vemb('quantSetBin', 'quantElement');
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echo json_encode($res36) . PHP_EOL;
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// >>> [1, 1]
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// STEP_END
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// REMOVE_START
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$this->assertEquals(1, $res31);
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$this->assertEquals([1.2643694877624512, 1.958230972290039], $res32);
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$this->assertEquals(1, $res33);
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$this->assertEquals([1.262184977531433, 1.958230972290039], $res34);
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$this->assertEquals(1, $res35);
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$this->assertEquals([1, 1], $res36);
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// REMOVE_END
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// STEP_START add_reduce
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$values = array();
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for ($i = 0; $i < 300; $i++) {
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$values[] = $i / 299.0;
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}
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$res37 = $r->vadd('setNotReduced', $values, 'element');
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echo $res37 . PHP_EOL;
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// >>> 1
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$res38 = $r->vdim('setNotReduced');
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echo $res38 . PHP_EOL;
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// >>> 300
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$res39 = $r->vadd('setReduced', $values, 'element', 100);
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echo $res39 . PHP_EOL;
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// >>> 1
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$res40 = $r->vdim('setReduced');
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echo $res40 . PHP_EOL;
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// >>> 100
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// STEP_END
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// REMOVE_START
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$this->assertEquals(1, $res37);
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$this->assertEquals(300, $res38);
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$this->assertEquals(1, $res39);
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$this->assertEquals(100, $res40);
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// REMOVE_END
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}
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}

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