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instance method

BigDecimal#abs

big_decimal.abs → big_decimal

ext/bigdecimal/bigdecimal.c View on GitHub ↗

static VALUE
BigDecimal_abs(VALUE self)
{
    ENTER(5);
    Real *c, *a;
    size_t mx;

    GUARD_OBJ(a, GetVpValue(self, 1));
    mx = a->Prec *(VpBaseFig() + 1);
    GUARD_OBJ(c, VpCreateRbObject(mx, "0"));
    VpAsgn(c, a, 1);
    VpChangeSign(c, 1);
    return ToValue(c);
}

Returns the absolute value, as a BigDecimal.

Example

BigDecimal('5').abs  #=> 0.5e1
BigDecimal('-3').abs #=> 0.3e1

See also #>= #add #> #as_json also in 3.3 · 3.2 · 3.1

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