JSON ডিফ
দুটি JSON অবজেক্ট তুলনা করুন ও পার্থক্য হাইলাইট করুন
একটি উদাহরণ চেষ্টা করুন
JSON A (মূল)
JSON B (পরিবর্তিত)
What is a JSON Diff Tool?
A JSON diff tool compares two JSON documents and visually highlights every difference between them — added keys, removed keys, changed values, and reordered items. Instead of scanning two blobs of text line by line, you instantly see what changed and where.
Before · json
After · json
{
"name": "Alice",
"age": 30,
"roles": ["admin", "user"],
"active": true
}{
"name": "Alice",
"age": 31,
"roles": ["user"],
"active": true,
"score": 98
}Why Use a JSON Diff Tool?
Manual comparison of JSON is error-prone and slow. A diff tool makes the differences impossible to miss, whether you're reviewing an API response change, auditing a config update, or debugging a data pipeline.
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Precise Change Detection
See exactly which keys were added, removed, or modified — not just which lines changed. Works correctly even when key order differs between the two objects.
🏗️
Structural Awareness
Unlike plain text diff, JSON diff understands the data structure. Reordering keys in an object doesn't show as a change; only real value differences are flagged.
⚡
Fast & Private
Comparison runs entirely in your browser. No data is sent to any server, so you can safely diff sensitive payloads, credentials, and internal configs.
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Readable Output
Results are color-coded and indented. You can immediately tell what the old value was, what the new value is, and exactly where in the nested structure it lives.
How to Read the Diff
Each difference is highlighted with a color that indicates the type of change. Unchanged keys are shown in muted text so you can focus on what actually changed.
Added
A key or value present in the modified JSON but not in the original.
Removed
A key or value present in the original JSON but missing from the modified version.
Changed
A key that exists in both, but whose value has been updated.
Unchanged
Keys and values that are identical in both documents — shown for context.
Common Use Cases
API Response Versioning
Compare API responses from two versions of your service to verify backward compatibility and catch unintended breaking changes before they reach production.
Config File Auditing
Diff JSON config files before and after a deployment to confirm exactly what changed, and that nothing unexpected was modified.
Database Record Comparison
Compare a record before and after an update to verify that only the intended fields changed and no side effects occurred.
Debugging Data Pipelines
When a pipeline output looks wrong, diff the input vs output JSON to quickly locate where the transformation introduced an error.
Code Review Support
Paste two JSON payloads into a review comment to make differences obvious to teammates without requiring them to manually parse two blobs of text.
Test Fixture Maintenance
When expected test outputs change, use the diff tool to confirm the change is intentional and update fixtures with confidence.
Frequently Asked Questions
Does key order matter for the diff?
No. The diff compares JSON semantically, not textually. Two objects with the same keys and values in different orders are considered identical.
What happens with arrays?
Array elements are compared by position. If you move an element from index 0 to index 1, it will show as a change at both positions. For order-independent array comparison, sort the arrays before diffing.
Can I diff deeply nested JSON?
Yes. The diff recurses into nested objects and arrays at any depth and accurately reports the path to each changed value.
Is my data sent to a server?
No. Everything runs locally in your browser using JavaScript. Your JSON never leaves your device.
What if the JSON is invalid?
If either input is not valid JSON, the tool will show a parse error before attempting any comparison. Fix the syntax errors first, then compare.
সম্পর্কিত টুলস
JSON ফরম্যাটার ও বিউটিফায়ারসিনট্যাক্স হাইলাইটিং সহ JSON ফরম্যাট ও বিউটিফাই করুনJSON ভ্যালিডেটরJSON সিনট্যাক্স ও স্ট্রাকচার ভ্যালিডেট করুনJSON প্রিটি প্রিন্টপাঠযোগ্যতার জন্য কাস্টমাইজযোগ্য ইন্ডেন্টেশন সহ JSON প্রিটি প্রিন্ট করুনJSON মিনিফায়ারহোয়াইটস্পেস সরিয়ে JSON মিনিফাই ও কম্প্যাক্ট করুনJSON থেকে YAML রূপান্তরকারীJSON কে YAML ফরম্যাটে রূপান্তর করুনJSON থেকে CSVJSON অ্যারেকে CSV ফরম্যাটে রূপান্তর করুনJSON থেকে TypeScriptJSON থেকে TypeScript ইন্টারফেস তৈরি করুনJSON থেকে C# ক্লাসJSON থেকে C# ক্লাস তৈরি করুনJSON থেকে Go StructJSON থেকে Go struct তৈরি করুনJSON থেকে PythonJSON থেকে Python dataclass তৈরি করুনJSON থেকে JavaJSON থেকে Java POJO ক্লাস তৈরি করুনJSON থেকে DartfromJson ও toJson সহ JSON থেকে Dart ক্লাস তৈরি করুন