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MDL-76362 qtype_numerical: Fix bug in phpdoc

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This commit is contained in:
Andrew Nicols 2023-01-06 22:29:02 +08:00
parent 771b49c9ac
commit e76b1bcd5e
1 changed files with 2 additions and 2 deletions
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4
question/type/numerical/questiontype.php
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@ -647,10 +647,10 @@ class qtype_numerical_answer_processor {
* default unit, by using the given unit multiplier.
*
* @param string $response a value, optionally with a unit.
* @return array(numeric, sting) the value with the unit stripped, and normalised
* @return array(numeric, string, multiplier) the value with the unit stripped, and normalised
* by the unit multiplier, if any, and the unit string, for reference.
*/
public function apply_units($response, $separateunit = null) {
public function apply_units($response, $separateunit = null): array {
if ($response === null || trim($response) === '') {
return [null, null, null];
}