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bytes starts-with for bytes

Check if bytes starts with a pattern.

Signature

> bytes starts-with {flags} (pattern) ...rest

Parameters

  • pattern: the pattern to match
  • ...rest: for a data structure input, check if bytes at the given cell paths start with the pattern

Input/output types:

input output
binary bool
record record
table table

Examples

Checks if binary starts with 0x[1F FF AA]

>0x[1FFFAAAA] |bytes starts-with0x[1FFFAA]
true

Checks if binary starts with 0x[1F]

>0x[1FFFAAAA] |bytes starts-with0x[1F]
true

Checks if binary starts with 0x[1F]

>0x[1FFFAAAA] |bytes starts-with0x[11]
false

Copyright © 2019–2023 The Nushell Project DevelopersLicensed under the MIT License.
https://www.nushell.sh/commands/docs/bytes_starts-with.html