@@ 45-57 (lines=13) @@ | ||
42 | * |
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43 | * @param array $items |
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44 | */ |
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45 | public static function deepFlatten(array $items): array |
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46 | { |
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47 | $result = []; |
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48 | foreach ($items as $item) { |
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49 | if (!\is_array($item)) { |
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50 | $result[] = $item; |
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51 | } else { |
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52 | array_push($result, ...self::deepFlatten($item)); |
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53 | } |
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54 | } |
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55 | ||
56 | return $result; |
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57 | } |
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58 | ||
59 | /** |
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60 | * Returns a new array with n elements removed from the left. |
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@@ 103-115 (lines=13) @@ | ||
100 | * |
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101 | * @param array $items |
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102 | */ |
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103 | public static function flatten(array $items): array |
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104 | { |
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105 | $result = []; |
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106 | foreach ($items as $item) { |
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107 | if (!\is_array($item)) { |
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108 | $result[] = $item; |
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109 | } else { |
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110 | array_push($result, ...array_values($item)); |
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111 | } |
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112 | } |
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113 | ||
114 | return $result; |
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115 | } |
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116 | ||
117 | /** |
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118 | * Groups the elements of an array based on the given function. |