12:15:28 Load from Excel2007 file<br />Call time to read Workbook was 0.0732 seconds<br />12:15:28 Current memory usage: 2 MB<br />12:15:28 Write to Excel2007 format<br />12:15:28 File written to 07reader.xlsx<br />Call time to write Workbook was 0.0333 seconds<br />12:15:28 Current memory usage: 4 MB<br />12:15:28 Peak memory usage: 4 MB<br />12:15:28 Done writing file<br />File has been created in D:\dev\sklad\vendor\phpoffice\phpexcel\Examples<br />