The snippet library.
Small, practical examples. Search by task or narrow things down below.
Convert bytes to Base64 and back
C#: Encode text to UTF-8 before converting it to a Base64 representation.
C#✓ Tested
Decode hexadecimal bytes
C#: FromHexString and ToHexString handle binary data without manually parsing pairs of characters.
C#✓ Tested
Deserialize a JSON object into a dictionary
C#: Specify the value type expected from a known JSON shape.
C#✓ Tested
Enumerate the items of a JSON array
C#: Dispose JsonDocument after reading its elements.
C#✓ Tested
Handle malformed JSON
C#: Catch JsonException for malformed JSON without swallowing unrelated failures.
C#✓ Tested
Hash a UTF-8 value with SHA-256
C#: Use SHA256.HashData for a one-shot content digest.
C#✓ Tested
Measure the byte length of UTF-8 text
C#: Character count and encoded byte count can differ for non-ASCII text.
C#✓ Tested
Read a big-endian binary integer
C#: Use BinaryPrimitives when the protocol byte order differs from or must not depend on the host.
C#✓ Tested
Read an optional JSON property safely
C#: Use TryGetProperty instead of throwing when an optional property is absent.
C#✓ Tested
Update a JSON document with mutable nodes
C#: JsonNode permits targeted changes before serializing a document again.
C#✓ Tested