Preserve full words
(word-wrap) approximately to the entered character count.
Create/remove line breaks.
Create new or remove existing line breaks.
New line breaks can be created either before or after search string or upon a numeric character count.
Removed line breaks can be replaced by a string.
Load working-text, enter appropriate text into function's fields and click it's action button.
To remove line breaks and replace with "\n" enter \n into "and replace with" field and click "Remove line breaks" button to produce:
To create line breaks after the ".", check the "after" radio button, enter . into "this text" field and click "Create line breaks" button to produce: