How to delete part of text in document array in mongo?

Question

MongoDB

There is a document:

{'title':'somename', 'article':'text'}

You need to delete one line in the text value. How can i do this?
I can't delete the document and insert a new one. Its text is too long and does not fit in the mongo console. How to be?

Answer 1

Its text is too long and does not fit in the mongo console. How to be?

Use temporary variables.