[milchek]

This is the way that I’ve been writing for years, mainly because I was too lazy to use the key or shortcut for em dash. But also because in school no one ever made a big deal about the length of the dash when writing - or I just wasn’t paying enough attention.

[fzzzy]

That’s a hyphen, not an en dash.

[cwillu]

    -    < key between 0 and =
    –   < en-dash [compose] [-] [-] [.]
    — < em-dash [compose] [-] [-] [-]