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instance method

Symbol#to_sym

sym.to_sym → sym

static VALUE
sym_to_sym(VALUE sym)
{
    return sym;
}

Alias of #intern

In general, to_sym returns the Symbol corresponding to an object. As sym is already a symbol, self is returned in this case.

See also #intern #to_s #upcase #to_proc also in 4.1 · 4.0 · 3.4 · 3.3 · 3.2 · 3.1