javascript - Why JS bind "fails"(?) like that?

Question

This question already has an answer here: question from:https://stackoverflow.com/questions/65842544/why-js-bind-fails-like-that

Answer 1

String.prototype.includes accepts two arguments: searchString, and position.
Array.prototype.filter will pass three arguments into the callback: currentValue, index, and array.

''.includes.bind('bc')('bc', 1) is false.