A.Integer.decimal_format

You're seeing just the function decimal_format, go back to A.Integer module for more information.
Link to this function

decimal_format(integer, opts \\ [])

View Source

Format integers for humans, with thousand separators.

Examples

iex> A.Integer.decimal_format(1_234_567)
"1,234,567"
iex> A.Integer.decimal_format(-123)
"-123"
iex> A.Integer.decimal_format(-1_234, separator: ?_)
"-1_234"