| @@ 69-72 (lines=4) @@ | ||
| 66 | ||
| 67 | $current = $this->head;  | 
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| 68 | $i = 0;  | 
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| 69 |         while($i < $index && $current->next !== null) { | 
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| 70 | $current = $current->next;  | 
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| 71 | $i++;  | 
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| 72 | }  | 
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| 73 | ||
| 74 | return $current;  | 
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| 75 | }  | 
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| @@ 289-292 (lines=4) @@ | ||
| 286 | $i = 0;  | 
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| 287 | $current = $this->head;  | 
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| 288 | $prev = $current;  | 
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| 289 |         while($i < $index && $current->next !== null) { | 
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| 290 | $prev = $current;  | 
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| 291 | $current = $current->next;  | 
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| 292 | }  | 
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| 293 | ||
| 294 |         if($index === $this->size - 1) { | 
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| 295 | $prev->next = null;  | 
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