04:31:02 Create new PHPExcel object
04:31:02 Set document properties
04:31:02 Add some data
04:31:02 Define named ranges
04:31:02 Rename named ranges
04:31:02 Rename worksheet
04:31:02 Create new Worksheet object
04:31:02 Add some data
04:31:02 Resolve range
Cell B1 {=PersonFN}:

( ! ) Notice: Trying to access array offset on value of type null in /var/www/sites/stock-dev/vendor/phpoffice/phpexcel/Classes/PHPExcel/Calculation.php on line 3370
Call Stack
#	Time	Memory	Function	Location
1	0.0003	357000	{main}( )	.../19namedrange.php:0
2	0.0035	661008	PHPExcel_Cell->getCalculatedValue( )	.../19namedrange.php:97
3	0.0035	661008	PHPExcel_Calculation->calculateCellValue( )	.../Cell.php:276
4	0.0035	661760	PHPExcel_Calculation->_calculateFormulaValue( )	.../Calculation.php:2615
5	0.0035	662248	PHPExcel_Calculation->_parseFormula( )	.../Calculation.php:2800

Maarten
Cell B3 {=PersonFN & " " & PersonLN}:

( ! ) Notice: Trying to access array offset on value of type null in /var/www/sites/stock-dev/vendor/phpoffice/phpexcel/Classes/PHPExcel/Calculation.php on line 3370
Call Stack
#	Time	Memory	Function	Location
1	0.0003	357000	{main}( )	.../19namedrange.php:0
2	0.0039	663432	PHPExcel_Cell->getCalculatedValue( )	.../19namedrange.php:98
3	0.0039	663432	PHPExcel_Calculation->calculateCellValue( )	.../Cell.php:276
4	0.0039	663432	PHPExcel_Calculation->_calculateFormulaValue( )	.../Calculation.php:2615
5	0.0039	663936	PHPExcel_Calculation->_parseFormula( )	.../Calculation.php:2800

Maarten Balliauw
Cell Person!B1: Maarten
04:31:02 Rename worksheet
04:31:02 Write to Excel2007 format

( ! ) Notice: Trying to access array offset on value of type null in /var/www/sites/stock-dev/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007/Worksheet.php on line 1117
Call Stack
#	Time	Memory	Function	Location
1	0.0003	357000	{main}( )	.../19namedrange.php:0
2	0.0050	748840	PHPExcel_Writer_Excel2007->save( )	.../19namedrange.php:114
3	0.0083	845136	PHPExcel_Writer_Excel2007_Worksheet->writeWorksheet( )	.../Excel2007.php:295
4	0.0084	845280	PHPExcel_Writer_Excel2007_Worksheet->writeSheetData( )	.../Worksheet.php:83
5	0.0086	848016	PHPExcel_Writer_Excel2007_Worksheet->writeCell( )	.../Worksheet.php:1030

( ! ) Notice: Trying to access array offset on value of type null in /var/www/sites/stock-dev/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007/Worksheet.php on line 1117
Call Stack
#	Time	Memory	Function	Location
1	0.0003	357000	{main}( )	.../19namedrange.php:0
2	0.0050	748840	PHPExcel_Writer_Excel2007->save( )	.../19namedrange.php:114
3	0.0089	847848	PHPExcel_Writer_Excel2007_Worksheet->writeWorksheet( )	.../Excel2007.php:295
4	0.0089	847992	PHPExcel_Writer_Excel2007_Worksheet->writeSheetData( )	.../Worksheet.php:83
5	0.0090	850408	PHPExcel_Writer_Excel2007_Worksheet->writeCell( )	.../Worksheet.php:1030

( ! ) Notice: Trying to access array offset on value of type null in /var/www/sites/stock-dev/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007/Worksheet.php on line 1117
Call Stack
#	Time	Memory	Function	Location
1	0.0003	357000	{main}( )	.../19namedrange.php:0
2	0.0050	748840	PHPExcel_Writer_Excel2007->save( )	.../19namedrange.php:114
3	0.0089	847848	PHPExcel_Writer_Excel2007_Worksheet->writeWorksheet( )	.../Excel2007.php:295
4	0.0089	847992	PHPExcel_Writer_Excel2007_Worksheet->writeSheetData( )	.../Worksheet.php:83
5	0.0092	850568	PHPExcel_Writer_Excel2007_Worksheet->writeCell( )	.../Worksheet.php:1030

( ! ) Notice: Trying to access array offset on value of type null in /var/www/sites/stock-dev/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007/Worksheet.php on line 1117
Call Stack
#	Time	Memory	Function	Location
1	0.0003	357000	{main}( )	.../19namedrange.php:0
2	0.0050	748840	PHPExcel_Writer_Excel2007->save( )	.../19namedrange.php:114
3	0.0089	847848	PHPExcel_Writer_Excel2007_Worksheet->writeWorksheet( )	.../Excel2007.php:295
4	0.0089	847992	PHPExcel_Writer_Excel2007_Worksheet->writeSheetData( )	.../Worksheet.php:83
5	0.0093	850728	PHPExcel_Writer_Excel2007_Worksheet->writeCell( )	.../Worksheet.php:1030

04:31:02 File written to 19namedrange.xlsx
Call time to write Workbook was 0.0057 seconds
04:31:02 Current memory usage: 2 MB
04:31:02 Peak memory usage: 2 MB
04:31:02 Done writing file
File has been created in /var/www/sites/stock-dev/vendor/phpoffice/phpexcel/Examples