Use cases in older browsers and in alternative environments like ExtendScriptĪnd Web Workers. Need not worry about the specific file type!Ī simple object representation combined with careful coding practices enables By abstracting the complexities of the various formats, tools That we call the "Common Spreadsheet Format".Įmphasizing a uniform object representation enables new features like formatĬonversion (reading an XLSX template and saving as XLS) and circumvents the mess To promote a format-agnostic view, SheetJS starts from a pure-JS representation Even though XLSB was introduced inĮxcel 2007, nothing outside of SheetJS or Excel supported the format. Set of classes for each supported file type. Third-party libraries either supported one format, or they involved a separate Prior to SheetJS, APIs for processing spreadsheet files were format-specific. The scriptīundles the shim in a format suitable for Photoshop and other Adobe products. The script also includes IE_LoadFile and IE_SaveFile for loading and savingįiles in Internet Explorer versions 6-9. Of these modules are rather large in size and are only needed in specialĬircumstances, so they do not ship with the core. The node version automatically requires modules for additional features. Optional Modules Optional features (click to show) Other examples are included in the showcase. The demos directory includes sample projects for:
#FREE LOTUS VIEWER FOR MAC INSTALL#
$ bower install js-xlsx JS Ecosystem Demos
Table of Contents Expand to show Table of Contents We also offer a pro version with performanceĮnhancements, additional features like styling, and dedicated support.įile format support for known spreadsheet data formats: Graph of supported formats (click to show) With a unified JS representation, and ES3/ES5 browser compatibility back to IE6. Implementation from official specifications, related documents, and test files.Įmphasis on parsing and writing robustness, cross-format feature compatibility Parser and writer for various spreadsheet formats.
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