2026-06-11•2 分鐘閱讀
如何線上將 CSV 轉換為 JSON
學習如何使用 PowerUtils 免費線上 CSV 轉 JSON 工具將 CSV 數據轉換為 JSON 格式。支援自訂分隔符和嵌套物件。
csvjsonconverterdeveloperdatatutorial
Why Convert CSV to JSON?
CSV and JSON are two of the most common data formats, each with its strengths:
Converting between them is essential when:
Understanding the Formats
CSV Example
``
csv
name,age,city
John,30,New York
Jane,25,London
`
JSON Example
json
[
{ "name": "John", "age": 30, "city": "New York" },
{ "name": "Jane", "age": 25, "city": "London" }
]
`
How to Use the CSV to JSON Converter
Step 1: Paste CSV Data
Go to the CSV to JSON converter and paste your CSV content.
Step 2: Configure Options
Delimiter: Choose comma, semicolon, tab, or custom
Header Row: Specify if first row contains column names
Nested Objects: Enable for complex data structures
Step 3: Convert and Copy
Click convert and copy the resulting JSON. The tool validates the output to ensure proper formatting.
Advanced Features
Custom Delimiters
Support for:
Comma ( ) - Standard CSV
Semicolon ( ;) - European format
Tab ( \t) - TSV files
Pipe ( |) - Custom format
Nested Object Flattening
Convert nested JSON keys like user.name` into structured objects.Data Type Detection
Automatically detects numbers, booleans, and null values.
Common Use Cases
Data Migration
Move data from Excel/Sheets to MongoDB or other NoSQL databases.
API Development
Convert test data from spreadsheets to JSON for API testing.
Web Development
Import product catalogs, user lists, or configuration data.