Originally designed to determine the entropy of a file, this Rust program counts the character frequency from a file or stdin
.
cargo install entro
``` Program to count character frequency from FILE or STDIN
Usage: entro [OPTIONS] [FILE]
Arguments: [FILE] Input file or STDIN if not provided
Options:
-x, --hex Print in hex
-b, --binary Print in binary
-l, --length
<br>The
-xflag prints the key for the character in hexadecimal
<br>The
-boption prints the key for the character in binary
<br>The
-loption modifies the maximum length of the histogram (all data is clamped within this value)
<br>The
--bar-charoption changes what character is used for the bar portion of the histogram
<br>The
--bar-cap` option changes what character is used for the ending character for the bar (the cap)