DeepRecur4.init() DeepRecur4.answer DeepRecur4.functionDef DeepRecur4.params DeepRecur4.functionCall

Given the following function definition, where params:

functionDef

what is the value of the following function call?
functionCall
Note that, if the function call generates an exception, the correct answer is the word "error" (without the double quotes) in all lowercase letters.

$('#answerTextarea').val()
return DeepRecur4.checkAnswer(guess);

Try to understand what the function does by studying its definition. Ignore the function call at first.

Once you have a hypothesis for the behavior of the function, trace it on the given input.

You may need to revise your hypothesis while tracing the specific function call. Do not hesitate to iterate this process until you are convinced you have the correct answer.

The correct answer is: answer