What is the different between“I've done nothing to you’”and“I didn't do anything to you”？
What is the difference between“I've done nothing to you’”and“I didn't do anything to you”？

Question

Answer

"I 've done nothing to you" I will say that main I haven't  do anything to you now, it is present time now.
"I did not do anything to you" I would say in the past I did not do anything to you at all.

Answer

the first sentence is correct.

the second sentence is a double negative potentially.

you should use the first even though you will the hear the second sentence.  It is not recommended.

and never say this"I didn't do nothing"

ご自宅で快適に語学を学べるチャンスをお見逃しなく。経験豊富な語学講師陣の中からお選びいただき、今すぐ最初のレッスンにお申し込みください！