HAML - what does the “!=” operator do?

Question

I am looking at some seemlingly standard Haml code right now, but just noticed it starts off with a \"!=\", and 5 minutes of googling has failed to give me the answer for what

Answer 1

Same as using = but doesn't sanitize the HTML

See http://haml.info/docs/yardoc/file.REFERENCE.html#unescaping_html

!= "Look  !"

compiles to

Look !

instead of

Look <g;up>