From f3ae0442e964cc866b3c24835a291514868f1144 Mon Sep 17 00:00:00 2001 From: Di Elshin Date: Wed, 29 Mar 2023 23:09:11 +0300 Subject: [PATCH] Added minBy.php --- src/Math/minBy.php | 55 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 src/Math/minBy.php diff --git a/src/Math/minBy.php b/src/Math/minBy.php new file mode 100644 index 0000000..4e37445 --- /dev/null +++ b/src/Math/minBy.php @@ -0,0 +1,55 @@ + + * @copyright Copyright (c) 2018 + */ + +namespace _; + +use function _\internal\baseIteratee; + +/** + * This method is like `min` except that it accepts `iteratee` which is + * invoked for each element in `array` to generate the criterion by which + * the value is ranked. The iteratee is invoked with one argument: (value). + * + * @category Math + * + * @param array $array The array to iterate over. + * @param callable|string $iteratee The iteratee invoked per element. + * + * @return mixed Returns the minimum value. + * @example + *


+ * $objects = [['n' => 1], ['n' => 2]];
+ *
+ * minBy($objects, function($o) { return $o['n']; });
+ * // => ['n' => 1]
+ *
+ * // The `property` iteratee shorthand.
+ * minBy($objects, 'n');
+ * // => ['n' => 1]
+ *

+ */ +function minBy(?array $array, $iteratee) +{ + $iteratee = baseIteratee($iteratee); + $result = null; + $computed = null; + + foreach ($array as $key => $value) { + $current = $iteratee($value); + + if (null !== $current && (null === $computed ? ($current === $current) : $current < $computed)) { + $computed = $current; + $result = $value; + } + } + + return $result; +} pFad - Phonifier reborn

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