A new note I would like to share on some corner cases in expression evaluation in a few data processing languages (including R): My opinion on “5” == 5 – Win Vector LLC
I see what you mean. Operator is probably too deeply embedded at this point. identical is safer, though one more operator to learn to use.
identical
"5" == 5 #> [1] TRUE identical("5",5) #> [1] FALSE
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