TreeDepth

TreeDepth[tree] gives the maximum level of tree.

• TreeDepth[tree, pattern] gives the maximum level of the subtree with data matching pattern.

Examples

TreeDepth[Tree[a, {Tree[b, {c, d}], e}]]

TreeDepth[Tree[1, {Tree[2, {3}], 4}]]

Please visit the official Wolfram Language Reference for more details.