JSON to CSV Converter
Convert JSON arrays to CSV online with automatic column detection, straight in your browser
JSON to CSV Tips
- The input must be a JSON array of objects; each object becomes one CSV row.
- Columns are collected in order of first appearance, so objects with different keys are fine - missing values become empty cells.
- Fields containing the delimiter, quotes, or line breaks are automatically wrapped in quotes per RFC 4180.
- Choose semicolon as the delimiter if you will open the CSV in Excel with European regional settings.
專業的 JSON to CSV Converter 處理功能
高效專業地處理 JSON to CSV Converter 資料所需的一切功能
JSON Validation
Syntax errors are reported with the parser message before any conversion happens.
Automatic Columns
Keys are unioned in first-seen order, so ragged records with different fields still convert cleanly.
RFC 4180 Quoting
Commas, quotes, and line breaks inside values are escaped correctly - no broken rows in spreadsheets.
Flexible Delimiters
Comma, semicolon, or tab output, matching whatever your spreadsheet or locale expects.
Instant Conversion
Thousands of rows convert in milliseconds with zero network activity.
Private by Design
Data stays in your browser tab. Close it and everything is gone.
運作原理
像專業人士一樣處理您的 JSON to CSV Converter 的簡單步驟
Paste Your JSON
Copy the JSON array from your API response, database export, or log file.
Pick a Delimiter
Keep the default comma, or choose semicolon or tab for your target spreadsheet.
Click Convert
Columns are detected and rows are escaped and joined into CSV instantly.
Copy the CSV
Copy the output and paste it into Excel, Google Sheets, or a .csv file.
專業的 JSON to CSV Converter 格式化和驗證工具
全球數百萬開發者信賴的可靠 JSON to CSV Converter 處理工具
專家打造
Converting JSON to CSV by hand is tedious and error-prone: keys drift between records, values contain commas and quotes, and spreadsheets expect strict RFC 4180 quoting. This converter handles all of it - it flattens an array of JSON objects into rows, unions the keys into a stable column order, and escapes every field correctly so the result opens cleanly in Excel, Google Sheets, and pandas.
主要技術特性：
- • Automatic column detection from objects with differing keys
- • RFC 4180 compliant quoting: commas, quotes, and newlines are escaped
- • Choice of comma, semicolon, or tab delimiter
- • Nested objects and arrays are serialized as JSON strings in their cell
- • Pure client-side conversion - your data never leaves the browser
值得信賴和安全
Built for analysts and developers who move data between APIs and spreadsheets. Because the conversion runs entirely in your browser, customer records and API responses are never uploaded anywhere.
安全與隱私：
- • 100% client-side conversion - no server uploads, ever
- • No tracking, cookies or data logging
- • HTTPS encryption for secure connections
- • API payloads and exports stay on your device
- • GDPR and CCPA compliant approach
為什麼專業人士選擇 EZ Formatter
加入數百萬開發者，他們信賴我們的 JSON to CSV Converter 格式化工具作為日常開發工作流程的一部分。無需註冊，完全免費，以隱私為設計理念。
Json To Csv 格式化 — 台灣開發者工作流程
在台灣，Json To Csv 檔案驅動著台北內湖科學園區的 fintech API、新竹科學園區的半導體工具鏈、台北與高雄的軟體代理商資料管線，以及台大、清大、交大的研究與課堂專案。台灣工程團隊通常遵循與亞太及全球接軌的 Json To Csv 慣例：JS 技術棧用 2 格縮排、時間戳記採 Asia/Taipei、金額以新台幣 (TWD/NT$) 表示、商務資料日期常見民國年或 dd/mm/yyyy 格式。我們的格式化工具完全依照台灣開發者的實際工作方式設計 —— 免註冊、免上傳、資料永遠不離開您的瀏覽器，符合《個人資料保護法》對機敏資料的處理要求。無論您是在信義區整理 API 回應、在新竹驗證設定檔，或在台中準備論文資料，一切都在客戶端執行、毫秒內完成，在各地網路品質下都能順暢運作。
常見問題解答
關於 Json To Csv 格式化的常見問題解答
是的。所有 Json To Csv 處理都在您的瀏覽器本地完成，不會上傳到任何伺服器。這種不上傳的設計相當符合台灣《個人資料保護法》對個人資料處理的要求。
格式化工具會保留您原始的時間戳記不變，並能完美搭配民國年日期、dd/mm/yyyy 格式以及 Asia/Taipei (CST) 時區使用。日期數值本身不會被修改。
當然可以。免註冊、免登入、免 SSO。只要開啟網頁就能立即格式化您的 Json To Csv，且不會有與您身分綁定的使用遙測資料，非常適合台灣的企業與公部門環境。
Yes, completely free with no registration or file size throttling. All conversion happens locally in your browser.
An array of objects (each object becomes a row, keys become the header) and an array of arrays (each inner array becomes a row). A single object or any other top-level type is rejected with a clear message.
Objects do not need identical keys: the converter takes the union of all keys in order of first appearance, and missing values become empty cells. Nested objects and arrays are serialized as JSON strings in their cell rather than silently dropped.
Most likely a delimiter mismatch: Excel with European regional settings expects semicolons. Switch the delimiter to semicolon and convert again. If punctuation is garbled, that is an encoding issue on export - this tool outputs standard UTF-8.
No. The parser is plain JavaScript running on this page. Nothing is transmitted, logged, or stored.