From 6c9a41879b236e4143208e67b0e37debb37e0ec6 Mon Sep 17 00:00:00 2001
From: Mark Baker <mark@lange.demon.co.uk>
Date: Wed, 24 Nov 2010 15:28:15 +0000
Subject: [PATCH] Feature: Added strictNullComparison argument to the worksheet
 fromArray() method

git-svn-id: https://phpexcel.svn.codeplex.com/svn/trunk@64270 2327b42d-5241-43d6-9e2a-de5ac946f064
---
 Classes/PHPExcel/Worksheet.php | 25 +++++++++++++++++--------
 changelog.txt                  |  1 +
 2 files changed, 18 insertions(+), 8 deletions(-)

diff --git a/Classes/PHPExcel/Worksheet.php b/Classes/PHPExcel/Worksheet.php
index 1f998e1..8840c68 100644
--- a/Classes/PHPExcel/Worksheet.php
+++ b/Classes/PHPExcel/Worksheet.php
@@ -2082,7 +2082,7 @@ class PHPExcel_Worksheet implements PHPExcel_IComparable
 	/**
 	 * Set right-to-left
 	 *
-	 * @param boolean $value Right-to-left true/false
+	 * @param	boolean	$value	Right-to-left true/false
 	 * @return PHPExcel_Worksheet
 	 */
 	public function setRightToLeft($value = false) {
@@ -2093,23 +2093,32 @@ class PHPExcel_Worksheet implements PHPExcel_IComparable
 	/**
 	 * Fill worksheet from values in array
 	 *
-	 * @param array $source	Source array
-	 * @param mixed $nullValue Value in source array that stands for blank cell
+	 * @param	array	$source					Source array
+	 * @param	mixed	$nullValue				Value in source array that stands for blank cell
+	 * @param	string	$startCell				Insert array starting from this cell address as the top left coordinate
+	 * @param	boolean	$strictNullComparison	Apply strict comparison when testing for null values in the array
 	 * @throws Exception
 	 * @return PHPExcel_Worksheet
 	 */
-	public function fromArray($source = null, $nullValue = null, $pCell = 'A1') {
+	public function fromArray($source = null, $nullValue = null, $startCell = 'A1', $strictNullComparison = false) {
 		if (is_array($source)) {
 			// start coordinate
-			list ($startColumn, $startRow) = PHPExcel_Cell::coordinateFromString($pCell);
+			list ($startColumn, $startRow) = PHPExcel_Cell::coordinateFromString($startCell);
 
 			// Loop through $source
 			foreach ($source as $rowData) {
 				$currentColumn = $startColumn;
 				foreach($rowData as $cellValue) {
-					if ($cellValue != $nullValue) {
-						// Set cell value
-						$this->getCell($currentColumn . $startRow)->setValue($cellValue);
+					if ($strictNullComparison) {
+						if ($cellValue !== $nullValue) {
+							// Set cell value
+							$this->getCell($currentColumn . $startRow)->setValue($cellValue);
+						}
+					} else {
+						if ($cellValue != $nullValue) {
+							// Set cell value
+							$this->getCell($currentColumn . $startRow)->setValue($cellValue);
+						}
 					}
 					++$currentColumn;
 				}
diff --git a/changelog.txt b/changelog.txt
index 384ce70..0894690 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -34,6 +34,7 @@ Fixed in SVN:
 - Feature:  (MBaker) Configure PDF Writer margins based on Excel Worksheet Margin Settings value
 - Feature:  (MBaker) Added Contiguous flag for the CSV Reader, when working with Read Filters
 - Feature:  (MBaker) Added getFormattedValue() method for cell object
+- Feature:  (MBaker) Added strictNullComparison argument to the worksheet fromArray() method
 - Bugfix:   (MB) Work item 14143 - NA() doesn't propagate in matrix calc - quick fix in JAMA/Matrix.php
 - Bugfix:   (Progi1984) Work item 7895 - Excel5 : Formula : String constant containing double quotation mark
 - Bugfix:   (Progi1984) Work item 7895 - Excel5 : Formula : Percent