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File: vendor/mongodb/mongodb/docs/reference/method/MongoDBMapReduceResult-getCounts.txt

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File: vendor/mongodb/mongodb/docs/reference/method/MongoDBMapReduceResult-getCounts.txt
Role: Documentation
Content type: text/plain
Description: Documentation
Class: MongoDB Queue PHP Query Execute
Query and execute multiple queries using MongoDB
Author: By
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Date: 4 years ago
Size: 1,342 bytes
 

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===================================== MongoDB\\MapReduceResult::getCounts() ===================================== .. default-domain:: mongodb .. contents:: On this page :local: :backlinks: none :depth: 1 :class: singlecol Definition ---------- .. phpmethod:: MongoDB\\MapReduceResult::getCounts() Returns count statistics for the map-reduce operation. .. code-block:: php function getCounts(): array Return Values ------------- An array of count statistics for the map-reduce operation. Examples -------- This example reports the count statistics for a map-reduce operation. .. code-block:: php <?php $collection = (new MongoDB\Client)->test->zips; $map = new MongoDB\BSON\Javascript('function() { emit(this.state, this.pop); }'); $reduce = new MongoDB\BSON\Javascript('function(key, values) { return Array.sum(values) }'); $out = ['inline' => 1]; $result = $collection->mapReduce($map, $reduce, $out); var_dump($result->getCounts()); The output would then resemble:: array(4) { ["input"]=> int(29353) ["emit"]=> int(29353) ["reduce"]=> int(180) ["output"]=> int(51) } See Also -------- - :phpmethod:`MongoDB\\Collection::mapReduce()` - :manual:`mapReduce </reference/command/mapReduce>` command reference in the MongoDB manual