Returns the memory length of an attribute for a Mesh Object.
cmo/length/ mo_name / att_name
mo_name
is the name of the mesh object, default is -all-
att_name
is the name of the attribute, default is -all-
cmo/length/ mo_tet2/boron
cmo/length/-cmo-/boron
cmo/length/-default-/boron
cmo/length/-cmo-/-all-
cmo/length/ mo_tet2/-all-
cmo/length
cmo/length/-all-/-all-
cmo/length/-all-/boron