What's the differnce between "I forgot to do it" and "I forgot doing it" ?

[Hiya Raymond]

What's the differnce between "I forgot to do it" and "I forgot doing it" ?

What's the differnce between "I forgot to do it" and "I forgot doing it" ?

Grazie !

 

[5jj]

Re: What's the differnce between "I forgot to do it" and "I forgot doing it" ?

I forgot to do it. - I forgot that I had/needed to to it. I didn't do it.
I forgot doing it. - I forgot that I had done it.

 

[konungursvia]

Re: What's the differnce between "I forgot to do it" and "I forgot doing it" ?

Where I live, the second sentence, "I forgot doing it" sounds like an incomplete sentence, and would probably be considered meaningless on its own.