rels (which may be hidden from file listings, depending on operating system and settings).
The xl folder holds the primary content of the document including the file part workbook.xml and a worksheets folder containing a file for each worksheet, as well as other files and folders that support functionality (such as controlling calculation order) and presentation (such as formatting styles for cells) for the spreadsheet. The top level of a minimal package will typically have three folders ( _rels, docProps, and xl) and one file part (.
XLSX READER FOR MAC 2016 ZIP
The package can be explored, by opening with ZIP software, typically by changing the file extension to. The markup specification must support both basic and more advanced functionalities in a structure that supports the robust performance expected by users.Īn XLSX file is packaged using the Open Packaging Conventions ( OPC/OOXML_2012, itself based on ZIP_6_2_0). These include mechanisms to extract data dynamically from external sources, to support collaborative work, and to perform an increasing number of functions that would have required a database application in the past, such as sorting and filtering of entries in a table to display a temporary subset. Beyond basics, spreadsheet applications have introduced support for more advanced features over time.
XLSX READER FOR MAC 2016 CODE
A single spreadsheet document may serve several purposes: as a container for data values as program code (based on the formulas in cells) to perform analyses on those values and as one or more formatted reports (including charts) of the analyses. Each cell can contain a value or a formula, which will be used to calculate a value, with a cached value usually stored pending the next recalculation. A worksheet typically consists of a rectangular grid of cells. The XLSX format uses the SpreadsheetML markup language and schema to represent a spreadsheet "document." Conceptually, using the terminology of the Spreadsheet ML specification in ISO/IEC 29500-1, the document comprises one or more worksheets in a workbook. See Notes below for more detail on the chronological versions and differences. This description can be read as applying to all SpreadsheetML versions published by ECMA International and by ISO/IEC through 2016.
XLSX READER FOR MAC 2016 ISO
This description focuses on the specification in ISO/IEC 29500:2012 and represents the format variant known as "Transitional." Although editions of ISO 29500 were published in 2008, 2011, 2012, and 2016, the specification has had very few changes other than clarifications and corrections to match actual usage in documents since SpreadsheetML was first standardized in ECMA-376, Part 1 in 2006. Languages - Office Open XML File Formats (OOXML). The primary content of a XLSX file is marked up in SpreadsheetML, which is specified in parts 1 and 4 of ISO/IEC 29500, Information technology - Document description and processing For convenience, this format description uses XLSX to identify the corresponding format. xls format produced by earlier versions of Microsoft Excel (see MS-XLS). The format was designed to be equivalent to the binary. xlsx as a file extension has been the default format produced for new documents by versions of Microsoft Excel since Excel 2007. The Open Office XML-based spreadsheet format using.
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