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author | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2010-02-11 13:30:55 +0000 |
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committer | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2010-02-11 13:30:55 +0000 |
commit | 1ad8521d44de917e759ff9d77d39f6f3f55215f5 (patch) | |
tree | 7c583d662917dbcab70733d0af1c0feaef11bd8d /numeric.c | |
parent | c09bcd351af03eaadd44552f47a0fc85bf64075a (diff) |
update rdoc.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26646 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'numeric.c')
-rw-r--r-- | numeric.c | 18 |
1 files changed, 18 insertions, 0 deletions
@@ -1372,8 +1372,26 @@ flo_ceil(VALUE num) * Precision may be negative. Returns a floating point number when ndigits * is more than one. * + * 1.4.round #=> 1 * 1.5.round #=> 2 + * 1.6.round #=> 2 * (-1.5).round #=> -2 + * + * 1.234567.round(2) #=> 1.23 + * 1.234567.round(3) #=> 1.235 + * 1.234567.round(4) #=> 1.2346 + * 1.234567.round(5) #=> 1.23457 + * + * 34567.89.round(-5) #=> 0 + * 34567.89.round(-4) #=> 30000 + * 34567.89.round(-3) #=> 35000 + * 34567.89.round(-2) #=> 34600 + * 34567.89.round(-1) #=> 34570 + * 34567.89.round(0) #=> 34568 + * 34567.89.round(1) #=> 34567.9 + * 34567.89.round(2) #=> 34567.89 + * 34567.89.round(3) #=> 34567.89 + * */ static VALUE |