Exporting Data to Excel and CSV Using Pure JavaScript
Exporting JSON Data to Excel or CSV in the Browser
Front end developers often need to allow users to export tabular data directly from the browser. Below are two common approaches using only JavaScript—exporting as a pseudo-Excel (.xls) file via HTML tables, and exporting as a CSV file.
Method 1: Export as Excel (.xls) Using HTML Table Markup
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Posted on Tue, 18 Aug 2026 16:02:55 +0000 by dr.maju