folio.
FOLIO / FIELD NOTES

Looks the same.
Where do they differ?

Practical answers for the details that make a difference. Read a short guide. Open a real example. Find the cause.

Try the invisible difference →
01 / Characters

Find invisible characters in text ↗

Two strings look identical but do not match? Inspect spaces and Unicode code points with a working example.

Read the guide & try the example →02 / JSON

Compare JSON and ignore key order ↗

Remove object-key ordering noise while keeping value differences and array order visible. Try the JSON example.

Read the guide & try the example →03 / Text

Find a missing final newline ↗

Understand why identical-looking files differ at the end. Inspect a final line feed in a working text comparison.

Read the guide & try the example →
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