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Data type confusion #321

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Data type confusion #321

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8cb2ccf
Update Query.php
ziaratban Sep 16, 2020
a0c575b
Merge pull request #1 from yiisoft/master
ziaratban Oct 30, 2020
5c89ba6
Merge branch 'master' into data-type-confusion
ziaratban Oct 30, 2020
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12 changes: 8 additions & 4 deletions src/Query.php
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Original file line number Diff line number Diff line change
Expand Up @@ -367,13 +367,15 @@ public function one($db = null)
* The value returned will be the first column in the first row of the query results.
* Column `_id` will be automatically excluded from select fields, if [[select]] is not empty and
* `_id` is not selected explicitly.
* @param mixed $value a reference variable for save result.
* result is the value of the first column in the first row of the query result.
* @param Connection $db the MongoDB connection used to generate the query.
* If this parameter is not given, the `mongodb` application component will be used.
* @return string|null|false the value of the first column in the first row of the query result.
* `false` is returned if the query result is empty.
* @return null|bool `null` is returned if the `emulateExecution` is not empty.
* `false` is returned if the query result is empty otherwise returned true.
* @since 2.1.2
*/
public function scalar($db = null)
public function scalar(&$value, $db = null)
{
if (!empty($this->emulateExecution)) {
return null;
Expand All @@ -391,7 +393,9 @@ public function scalar($db = null)
return false;
}

return reset($row);
$value = reset($row);

return true;
}

/**
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