Liquex.Filter.size
You're seeing just the function
size, go back to Liquex.Filter module for more information.
Returns the number of characters in a string or the number of items in an array.
Examples
iex> Liquex.Filter.size("Ground control to Major Tom.", %{})
28
iex> Liquex.Filter.size(~w(apples oranges peaches plums), %{})
4