TRY ONLINE

Default conversion from decimal to hexadecimal. For other bases, use the CLI command with --base-in flag.
Decimal
Hex
Hex output will appear here

EXAMPLES

Convert to hex:
cast to-hex 255
0xff
Convert to hex:
cast to-hex 1234567890
0x499602d2
Default is converting from decimal but you can specify a different base. Binary here:
cast to-hex 1010 --base-in 2
0xa

DOCUMENTATION

cast to-hex

Converts a number of one base to another

$ cast to-hex --help
Usage: cast to-hex [OPTIONS] [VALUE]

Arguments:
  [VALUE]
          The value to convert

Options:
  -i, --base-in <BASE_IN>
          The input base

  -h, --help
          Print help (see a summary with '-h')

  -j, --threads <THREADS>
          Number of threads to use. Specifying 0 defaults to the number of
          logical cores
          
          [aliases: --jobs]

Display options:
      --color <COLOR>
          The color of the log messages

          Possible values:
          - auto:   Intelligently guess whether to use color output (default)
          - always: Force color output
          - never:  Force disable color output

      --json
          Format log messages as JSON

  -q, --quiet
          Do not print log messages

  -v, --verbosity...
          Verbosity level of the log messages.
          
          Pass multiple times to increase the verbosity (e.g. -v, -vv, -vvv).
          
          Depending on the context the verbosity levels have different meanings.
          
          For example, the verbosity levels of the EVM are:
          - 2 (-vv): Print logs for all tests.
          - 3 (-vvv): Print execution traces for failing tests.
          - 4 (-vvvv): Print execution traces for all tests, and setup traces
          for failing tests.
          - 5 (-vvvvv): Print execution and setup traces for all tests,
          including storage changes.