Actually, in my youth, we called it "trace" (and I still use it sometimes) because the TRACE command in Apple II BASIC, outputs the line numbers prefixed with #.
I learned much later that in some places # is used instead of № character.
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Actually, in my youth, we called it "trace" (and I still use it sometimes) because the TRACE command in Apple II BASIC, outputs the line numbers prefixed with #.
I learned much later that in some places # is used instead of № character.