diff options
Diffstat (limited to 'ext/bigdecimal/lib/bigdecimal/util.rb')
| -rw-r--r-- | ext/bigdecimal/lib/bigdecimal/util.rb | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/ext/bigdecimal/lib/bigdecimal/util.rb b/ext/bigdecimal/lib/bigdecimal/util.rb index b27e64c511..4c8fc07b7d 100644 --- a/ext/bigdecimal/lib/bigdecimal/util.rb +++ b/ext/bigdecimal/lib/bigdecimal/util.rb @@ -83,16 +83,17 @@ end class Rational < Numeric # call-seq: - # r.to_d -> bigdecimal - # r.to_d(sig) -> bigdecimal + # r.to_d(precision) -> bigdecimal # - # Converts a Rational to a BigDecimal. Takes an optional parameter +sig+ to - # limit the amount of significant digits. + # Converts a Rational to a BigDecimal. + # + # The required +precision+ parameter is used to determine the amount of + # significant digits for the result. See BigDecimal#div for more information, + # as it is used along with the #denominator and the +precision+ for + # parameters. # # r = (22/7.0).to_r # # => (7077085128725065/2251799813685248) - # r.to_d - # # => #<BigDecimal:1a52bd8,'0.3142857142 8571427937 0154144999 105E1',45(63)> # r.to_d(3) # # => #<BigDecimal:1a44d08,'0.314E1',18(36)> def to_d(precision) |