Christopher Howard <ch.how...@zoho.com> writes: > Hi, what does the underscore character mean in this debug output? > > 159:37 5 (delete ((3 . "c") (((2 . "b") (()) 1) (5 . "e") (()) 1) > 2) 2) > 163:49 4 (delete ((2 . "b") (()) 1) _) > 152:9 3 (delete _ _) > 86:11 2 (skew _) > 64:6 1 (horizontal-left-link? _) > 46:11 0 (left-tree _) > > Knowing the value of those parameters would be super helpful here, but > for some reason they have been replaced by underscores.
My guess would be that those values are being garbage-collected. Since _ is the pattern for matching an arbitary value, it is used to denote a garbage-collected value.
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