Kernel.function_exported-question-mark
You're seeing just the function
function_exported-question-mark
, go back to Kernel module for more information.
Specs
Returns true
if module
is loaded and contains a
public function
with the given arity
, otherwise false
.
Note that this function does not load the module in case
it is not loaded. Check Code.ensure_loaded/1
for more
information.
Inlined by the compiler.
Examples
iex> function_exported?(Enum, :map, 2)
true
iex> function_exported?(Enum, :map, 10)
false
iex> function_exported?(List, :to_string, 1)
true