diff options
| author | knu <knu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-02-09 06:48:51 +0000 |
|---|---|---|
| committer | knu <knu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-02-09 06:48:51 +0000 |
| commit | 179eb278898bff510a73e8d316702f5c0afa13e1 (patch) | |
| tree | e0df8b2fb5aa58accbba734a9a1638795d2da6d1 /ext/bigdecimal/bigdecimal_en.html | |
| parent | b2515d3003d53d3d476b14c96194310a41a68171 (diff) | |
* ext/bigdecimal: Synchronize with trunk. Better function
prototypes, removal of a useless method `!=', and document
updates.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@11674 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/bigdecimal/bigdecimal_en.html')
| -rw-r--r-- | ext/bigdecimal/bigdecimal_en.html | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/ext/bigdecimal/bigdecimal_en.html b/ext/bigdecimal/bigdecimal_en.html index 02c88df43e..c2b86faef6 100644 --- a/ext/bigdecimal/bigdecimal_en.html +++ b/ext/bigdecimal/bigdecimal_en.html @@ -379,7 +379,7 @@ after every n digits for readability. <CODE><PRE> BigDecimal("0.1234567890123456789").to_s(10) # ==> "0.1234567890 123456789E0" </PRE></CODE> -n can be an string representing a positive integer number. +n can be a string representing a positive integer number. <CODE><PRE> BigDecimal("0.1234567890123456789").to_s("10") # ==> "0.1234567890 123456789E0" </PRE></CODE> @@ -678,10 +678,9 @@ structure. </DL> <H3>Disadvantage of decimal representation</H3> -Advantages stated so far can also be disadvantages if the input from outside is - represented in binary. -Translation error from decimal to binary or vice versa is inevitable. -So,translation from Float(binary) to BigDecimal(decimal) is not alway done exactly. +Because most computers have no internal decimal representaion. +Once you use BigDecimal,you need to keep using it without +considering computation cost if exact computation is required. <H4>Which is the first input?</H4> Because most people uses decimal notatin for numeric data representation, |