Code Duplication    Length = 7-8 lines in 3 locations

src/PhpSpreadsheet/Reader/Xls.php 3 locations

@@ 6561-6568 (lines=8) @@
6558
                break;
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            case 0x26:    //    Constant reference sub-expression
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            case 0x46:
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            case 0x66:
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                $name = 'tMemArea';
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                // offset: 1; size: 4; not used
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                // offset: 5; size: 2; size of the following subexpression
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                $subSize = self::getInt2d($formulaData, 5);
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                $size = 7 + $subSize;
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                $data = $this->getFormulaFromData(substr($formulaData, 7, $subSize));
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                break;
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            case 0x27:    //    Deleted constant reference sub-expression
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            case 0x47:
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            case 0x67:
@@ 6571-6578 (lines=8) @@
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                break;
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            case 0x27:    //    Deleted constant reference sub-expression
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            case 0x47:
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            case 0x67:
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                $name = 'tMemErr';
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                // offset: 1; size: 4; not used
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                // offset: 5; size: 2; size of the following subexpression
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                $subSize = self::getInt2d($formulaData, 5);
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                $size = 7 + $subSize;
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                $data = $this->getFormulaFromData(substr($formulaData, 7, $subSize));
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                break;
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            case 0x29:    //    Variable reference sub-expression
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            case 0x49:
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            case 0x69:
@@ 6581-6587 (lines=7) @@
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                break;
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            case 0x29:    //    Variable reference sub-expression
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            case 0x49:
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            case 0x69:
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                $name = 'tMemFunc';
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                // offset: 1; size: 2; size of the following sub-expression
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                $subSize = self::getInt2d($formulaData, 1);
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                $size = 3 + $subSize;
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                $data = $this->getFormulaFromData(substr($formulaData, 3, $subSize));
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                break;
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            case 0x2C: // Relative 2d cell reference reference, used in shared formulas and some other places
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            case 0x4C:
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            case 0x6C: