In the Excel file format, we often come across two suffixes:xls and. xlsx。Both of these file formats, although related to Excel, have some important differences between them.
The release date of the version is different
XLS is the default file format for Excel 2003 and earlier versions. XLSX is the default file format for Excel 2007 and later. With the upgrade of the Excel version, the file format has also undergone significant changes, which mainly reflects the advancement of technology and the evolution of user needs.
File format
XLS is a unique binary format, the core structure of which is the structure of a composite document type.
This means that it is designed specifically for Excel and is structured differently than regular documents.
The core structure of XLSX is the structure of the XML type, which is a text-based format that makes the file easier for humans to read and edit.
XML-based compression. XLSX files take up less space, which improves the efficiency of storage and transfer.
version
XLS is the default format for Excel 2003 and earlier versions.
With the continuous advancement of technology and the increase in user demand, the developers of Excel have made improvements to the file format, resulting in the introduction of new ones. xlsx format.
Excel 2007 begins,XLSX became the default file format, providing more functionality and higher performance.
Compatible withSexuality
XLSX surpasses in features. xls, but it still maintains good backward compatibility. This means that if you have one. XLS file, you can use any version of Excel (including 2007 and later) to open and edit it without any problems. Conversely, if you try to open one with a newer version of excel. XLS file and you may lose some functionality and performance because the new version of Excel is for. xlsx format optimized.
Format conversion
Converting excel to other formats is also a common requirement in daily office, so how do we deal with this format conversion? In fact, it is very simple, in addition to the original editing software, you can save different versions by saving the method, and the easy-to-use and fast third-party software can also help us solve this problem.
Step 1: Open the Golden Boat Format Factory on your computer desktop, and select [File to PDF].
Step 2: Select [Excel to PDF] in the left control bar, and drag and drop the file to add it to the software.
Step 3: Click to set whether to convert to **pdf, if not, click [Start Conversion] directly.
Step 4: After the conversion is successful, click [Go to Export Folder] to view the file.
xls and. XLSX are two different file formats in Excel that differ significantly in terms of file structure, version, and compatibility.
As technology continues to advance, we expect more new formats to emerge in the future to meet the growing needs of our users. Understanding these differences can help us better select and use the appropriate file format to get the most out of Excel.