07:22:56 Create new PHPExcel object
07:22:56 Set document properties
07:22:56 Add some data
07:22:56 Define named ranges
07:22:56 Rename named ranges
07:22:56 Rename worksheet
07:22:56 Create new Worksheet object
07:22:56 Add some data
07:22:56 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	0.0000	356248	{main}( )	.../19namedrange.php:0
2	0.0021	660256	PHPExcel_Cell->getCalculatedValue( )	.../19namedrange.php:97
3	0.0021	660256	PHPExcel_Calculation->calculateCellValue( )	.../Cell.php:276
4	0.0022	661008	PHPExcel_Calculation->_calculateFormulaValue( )	.../Calculation.php:2615
5	0.0022	661496	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	0.0000	356248	{main}( )	.../19namedrange.php:0
2	0.0026	662680	PHPExcel_Cell->getCalculatedValue( )	.../19namedrange.php:98
3	0.0026	662680	PHPExcel_Calculation->calculateCellValue( )	.../Cell.php:276
4	0.0026	662680	PHPExcel_Calculation->_calculateFormulaValue( )	.../Calculation.php:2615
5	0.0027	663184	PHPExcel_Calculation->_parseFormula( )	.../Calculation.php:2800

Maarten Balliauw
Cell Person!B1: Maarten
07:22:56 Rename worksheet
07:22:56 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	0.0000	356248	{main}( )	.../19namedrange.php:0
2	0.0036	748088	PHPExcel_Writer_Excel2007->save( )	.../19namedrange.php:114
3	0.0076	844704	PHPExcel_Writer_Excel2007_Worksheet->writeWorksheet( )	.../Excel2007.php:295
4	0.0077	844848	PHPExcel_Writer_Excel2007_Worksheet->writeSheetData( )	.../Worksheet.php:83
5	0.0079	847584	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	0.0000	356248	{main}( )	.../19namedrange.php:0
2	0.0036	748088	PHPExcel_Writer_Excel2007->save( )	.../19namedrange.php:114
3	0.0082	847416	PHPExcel_Writer_Excel2007_Worksheet->writeWorksheet( )	.../Excel2007.php:295
4	0.0083	847560	PHPExcel_Writer_Excel2007_Worksheet->writeSheetData( )	.../Worksheet.php:83
5	0.0083	849976	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	0.0000	356248	{main}( )	.../19namedrange.php:0
2	0.0036	748088	PHPExcel_Writer_Excel2007->save( )	.../19namedrange.php:114
3	0.0082	847416	PHPExcel_Writer_Excel2007_Worksheet->writeWorksheet( )	.../Excel2007.php:295
4	0.0083	847560	PHPExcel_Writer_Excel2007_Worksheet->writeSheetData( )	.../Worksheet.php:83
5	0.0090	850136	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	0.0000	356248	{main}( )	.../19namedrange.php:0
2	0.0036	748088	PHPExcel_Writer_Excel2007->save( )	.../19namedrange.php:114
3	0.0082	847416	PHPExcel_Writer_Excel2007_Worksheet->writeWorksheet( )	.../Excel2007.php:295
4	0.0083	847560	PHPExcel_Writer_Excel2007_Worksheet->writeSheetData( )	.../Worksheet.php:83
5	0.0091	850296	PHPExcel_Writer_Excel2007_Worksheet->writeCell( )	.../Worksheet.php:1030

07:22:56 File written to 19namedrange.xlsx
Call time to write Workbook was 0.0073 seconds
07:22:56 Current memory usage: 2 MB
07:22:56 Peak memory usage: 2 MB
07:22:56 Done writing file
File has been created in /var/www/sites/stock-dev/vendor/phpoffice/phpexcel/Examples