@@ -185,7 +185,7 @@ discard block |
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185 | 185 | */ |
186 | 186 | public function filter(Closure $callback = null): self |
187 | 187 | { |
188 | - $callback??= static fn ($value): bool => $value !== null; |
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188 | + $callback ??= static fn ($value): bool => $value !== null; |
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189 | 189 | |
190 | 190 | return new self(array_filter($this->data, $callback, ARRAY_FILTER_USE_BOTH)); |
191 | 191 | } |
@@ -281,7 +281,7 @@ discard block |
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281 | 281 | */ |
282 | 282 | public function sort(Closure $callback = null): self |
283 | 283 | { |
284 | - $callback??= static fn ($x, $y): int => $x <=> $y; |
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284 | + $callback ??= static fn ($x, $y): int => $x <=> $y; |
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285 | 285 | |
286 | 286 | $data = $this->data; |
287 | 287 | uasort($data, $callback); |