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11.3.19 atom_length/2   ISO

Synopsis

atom_length(+Atom, -Length)

Length is the number of characters of the atom Atom.

Arguments

Atom

atom, must be nonvar

Length

integer

Exceptions

instantiation_error

Atom is uninstantiated

type_error

Atom is not an atom, or Length cannot be unified with an integer

domain_error

Length < 0

See Also

atom_length/2, atom_concat/3, sub_atom/5.


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