JSONバリデーターとは?
JSONバリデーターは、Validate JSON syntax with detailed error reportingの無料オンラインツールです。
すべての処理はブラウザで実行され、データがサーバーに送信されることはありません。
使用方法
Paste JSON into the input field. The tool immediately checks the syntax and shows whether it's valid. If there are errors, it shows the exact location and cause.
主な特徴
JSON syntax is strict. Common errors include missing commas, trailing commas, single quotes instead of double quotes, missing quotes, and unclosed brackets. The tool highlights the exact issue.
JSON Syntax Rules
- Keys must be double-quoted strings
- Strings must use double quotes
- Trailing commas are not allowed
- Comments are not allowed
- Values must be strings, numbers, objects, arrays, true, false, or null