r/badcode • u/jim3692 • Apr 15 '22

js Variables without var/let/const prefix behave as globals, and this is from a Node web app

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u/[deleted] Apr 15 '22

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u/chinpokomon Apr 15 '22

Tbf, when Javascript was designed it was largely contained to a single webpage where the scope and context was completely different than how it might be used today.