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<?php /** * PHPExcel * * Copyright (c) 2006 - 2014 PHPExcel * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * * @category PHPExcel * @package PHPExcel_Worksheet * @copyright Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel) * @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL * @version 1.8.0, 2014-03-02 */
/** * PHPExcel_Worksheet_RowIterator * * Used to iterate rows in a PHPExcel_Worksheet * * @category PHPExcel * @package PHPExcel_Worksheet * @copyright Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel) */ class PHPExcel_Worksheet_RowIterator implements Iterator { /** * PHPExcel_Worksheet to iterate * * @var PHPExcel_Worksheet */ private $_subject;
/** * Current iterator position * * @var int */ private $_position = 1;
/** * Start position * * @var int */ private $_startRow = 1;
/** * Create a new row iterator * * @param PHPExcel_Worksheet $subject The worksheet to iterate over * @param integer $startRow The row number at which to start iterating */ public function __construct(PHPExcel_Worksheet $subject = null, $startRow = 1) { // Set subject $this->_subject = $subject; $this->resetStart($startRow); }
/** * Destructor */ public function __destruct() { unset($this->_subject); }
/** * (Re)Set the start row and the current row pointer * * @param integer $startRow The row number at which to start iterating */ public function resetStart($startRow = 1) { $this->_startRow = $startRow; $this->seek($startRow); }
/** * Set the row pointer to the selected row * * @param integer $row The row number to set the current pointer at */ public function seek($row = 1) { $this->_position = $row; }
/** * Rewind the iterator to the starting row */ public function rewind() { $this->_position = $this->_startRow; }
/** * Return the current row in this worksheet * * @return PHPExcel_Worksheet_Row */ public function current() { return new PHPExcel_Worksheet_Row($this->_subject, $this->_position); }
/** * Return the current iterator key * * @return int */ public function key() { return $this->_position; }
/** * Set the iterator to its next value */ public function next() { ++$this->_position; }
/** * Set the iterator to its previous value */ public function prev() { if ($this->_position > 1) --$this->_position; }
/** * Indicate if more rows exist in the worksheet * * @return boolean */ public function valid() { return $this->_position <= $this->_subject->getHighestRow(); } }
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