jsonANYjsonescapingbackslash
json
{
"path": "C:\\Users\\Ada\\file.txt"
}Backslashes must be escaped inside JSON strings.
JSON Escaping and Encoding
Escape sequences, Unicode, URLs, embedded JSON strings, and encoding pitfalls when storing or transporting JSON.
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Escaping basics
The escape sequences you use most often in JSON strings.
jsonANYjsonescapingslash
json
{
"html": "<\/script>"
}Some serializers escape `/` defensively in HTML contexts.
jsonANYjsonescapingcontrol-characters
json
{
"log": "first line
second line\r
third line"
}Control characters must be escaped when they appear inside a JSON string.
Encoding pitfalls
Common mistakes when JSON crosses system boundaries.
textANYjsonutf8encoding
text
Content-Type: application/json; charset=utf-8Most modern APIs and parsers assume UTF-8.
jsonANYjsonescapingnested-json
json
{
"payload": "{\"event\":\"signup\",\"ok\":true}"
}This is valid, but consumers must decode the outer JSON and then parse the inner string separately.
bashANYjsonjqfromjson
bash
jq '.payload | fromjson' event.jsonUseful when a system stores JSON inside a string field.
bashANYjsonjqtojson
bash
jq -n '{event:"signup",ok:true} | @json'Helpful when generating escaped JSON for embedding in another payload.
More in JSON
JSONL and NDJSON
Newline-delimited JSON patterns for logs, streams, ETL, and large-file processing workflows.
JSON API Payload Patterns
Reusable JSON payload shapes for APIs: envelopes, pagination, errors, metadata, partial updates, and event-style messages.
JSON Schema Validation
Practical JSON Schema examples for required fields, types, enums, arrays, nested objects, and validation workflows.
JSON Formatting, Minifying, and Pretty-Printing
Commands and patterns for compact JSON, human-readable formatting, stable sorting, and terminal-friendly inspection.
JSON Validation and Common Errors
How to validate JSON, spot parse failures, repair common mistakes, and debug malformed payloads quickly.
JSON Objects and Arrays
Patterns for nested objects, arrays, list items, nullability, and common data-shape decisions in JSON.