How to Merge Excel Files into One Using PHP By Manuel Lemos Excel is a popular tool for creating spreadsheets. It saves spreadsheet data in XML-based format, which usually is called XLSX.

This XML format makes it easy for PHP developers to process and create spreadsheet files in Excel XSLX format.

This package provides a script that uses an Excel parser and generator classes to show how to parse several Excel spreadsheet files and combine their values to generate a new spreadsheet that merges the importance of all spreadsheets in a single spreadsheet.

This way, other developers can learn to process multiple spreadsheets and combine them in a way that is convenient for their application purposes.