@@ 42-52 (lines=11) @@ | ||
39 | /** |
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40 | * @inheritDoc |
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41 | */ |
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42 | public function map(callable $callback) |
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43 | { |
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44 | $count = count($this); |
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45 | $sfa = new SplFixedArray($count); |
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46 | ||
47 | for ($i = 0; $i < $count; $i++) { |
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48 | $sfa[$i] = $callback($this[$i], $i, $this); |
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49 | } |
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50 | ||
51 | return new static($sfa); |
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52 | } |
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53 | ||
54 | /** |
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55 | * @inheritDoc |
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@@ 69-83 (lines=15) @@ | ||
66 | /** |
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67 | * @inheritDoc |
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68 | */ |
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69 | public function filter(callable $callback) |
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70 | { |
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71 | $count = count($this); |
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72 | $sfa = new SplFixedArray($count); |
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73 | $newCount = 0; |
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74 | ||
75 | foreach ($this as $elem) { |
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76 | if ($callback($elem)) { |
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77 | $sfa[$newCount++] = $elem; |
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78 | } |
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79 | } |
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80 | ||
81 | $sfa->setSize($newCount); |
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82 | return new static($sfa); |
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83 | } |
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84 | ||
85 | /** |
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86 | * @inheritDoc |