"The en-dash is also increasingly used to replace the long dash ('—', also called an em dash or em rule). When using it to replace a long dash, spaces are neede

"The en-dash is also increasingly used to replace the long dash ('—', also called an em dash or em rule). When using it to replace a long dash, spaces are needed either side of it – like so." https://en.wikipedia.org/wiki/En_(typography) https://en.wikipedia.org/wiki/En_(typography)