NilClass#to_s

() -> ""

to_s → ''

VALUE
rb_nil_to_s(VALUE obj)
{
    return rb_cNilClass_to_s;
}

Returns an empty String:

Example

nil.to_s # => ""

See also #to_r #to_i also in 4.1 · 4.0 · 3.3 · 3.2 · 3.1 · 3.0