зеркало из https://github.com/github/ruby.git
* numeric.c: edited rdoc.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23748 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
Родитель
ed0bdbc575
Коммит
d11b549104
|
@ -1,3 +1,7 @@
|
|||
Fri Jun 19 23:43:38 2009 Tadayoshi Funaba <tadf@dotrb.org>
|
||||
|
||||
* numeric.c: edited rdoc.
|
||||
|
||||
Fri Jun 19 22:58:16 2009 Tadayoshi Funaba <tadf@dotrb.org>
|
||||
|
||||
* rational.c; edited rdoc.
|
||||
|
|
47
numeric.c
47
numeric.c
|
@ -425,7 +425,8 @@ num_int_p(VALUE num)
|
|||
|
||||
/*
|
||||
* call-seq:
|
||||
* num.abs => num or numeric
|
||||
* num.abs => num or numeric
|
||||
* num.magnitude => num or numeric
|
||||
*
|
||||
* Returns the absolute value of <i>num</i>.
|
||||
*
|
||||
|
@ -463,9 +464,9 @@ num_zero_p(VALUE num)
|
|||
|
||||
/*
|
||||
* call-seq:
|
||||
* num.nonzero? => num or nil
|
||||
* num.nonzero? => self or nil
|
||||
*
|
||||
* Returns <i>num</i> if <i>num</i> is not zero, <code>nil</code>
|
||||
* Returns <i>self</i> if <i>num</i> is not zero, <code>nil</code>
|
||||
* otherwise. This behavior is useful when chaining comparisons:
|
||||
*
|
||||
* a = %w( z Bb bB bb BB a aA Aa AA A )
|
||||
|
@ -801,6 +802,9 @@ flo_divmod(VALUE x, VALUE y)
|
|||
* flt ** other => float
|
||||
*
|
||||
* Raises <code>float</code> the <code>other</code> power.
|
||||
*
|
||||
* 2.0**3 #=> 8.0
|
||||
* (-8.0)**0.5 #=> NaN # try Complex(-8.0)**0.5
|
||||
*/
|
||||
|
||||
static VALUE
|
||||
|
@ -1167,7 +1171,8 @@ flo_to_f(VALUE num)
|
|||
|
||||
/*
|
||||
* call-seq:
|
||||
* flt.abs => float
|
||||
* flt.abs => float
|
||||
* flt.magnitude => num or numeric
|
||||
*
|
||||
* Returns the absolute value of <i>flt</i>.
|
||||
*
|
||||
|
@ -1498,21 +1503,22 @@ ruby_float_step(VALUE from, VALUE to, VALUE step, int excl)
|
|||
|
||||
/*
|
||||
* call-seq:
|
||||
* num.step(limit, step ) {|i| block } => self
|
||||
* num.step(limit[, step]) {|i| block } => self
|
||||
* num.step(limit[, step]) => enumerator
|
||||
*
|
||||
* Invokes <em>block</em> with the sequence of numbers starting at
|
||||
* <i>num</i>, incremented by <i>step</i> on each call. The loop
|
||||
* finishes when the value to be passed to the block is greater than
|
||||
* <i>limit</i> (if <i>step</i> is positive) or less than
|
||||
* <i>limit</i> (if <i>step</i> is negative). If all the arguments are
|
||||
* integers, the loop operates using an integer counter. If any of the
|
||||
* arguments are floating point numbers, all are converted to floats,
|
||||
* and the loop is executed <i>floor(n + n*epsilon)+ 1</i> times,
|
||||
* where <i>n = (limit - num)/step</i>. Otherwise, the loop
|
||||
* starts at <i>num</i>, uses either the <code><</code> or
|
||||
* <code>></code> operator to compare the counter against
|
||||
* <i>limit</i>, and increments itself using the <code>+</code>
|
||||
* operator.
|
||||
* <i>num</i>, incremented by <i>step</i> (default 1) on each
|
||||
* call. The loop finishes when the value to be passed to the block
|
||||
* is greater than <i>limit</i> (if <i>step</i> is positive) or less
|
||||
* than <i>limit</i> (if <i>step</i> is negative). If all the
|
||||
* arguments are integers, the loop operates using an integer
|
||||
* counter. If any of the arguments are floating point numbers, all
|
||||
* are converted to floats, and the loop is executed <i>floor(n +
|
||||
* n*epsilon)+ 1</i> times, where <i>n = (limit -
|
||||
* num)/step</i>. Otherwise, the loop starts at <i>num</i>, uses
|
||||
* either the <code><</code> or <code>></code> operator to compare
|
||||
* the counter against <i>limit</i>, and increments itself using the
|
||||
* <code>+</code> operator.
|
||||
*
|
||||
* 1.step(10, 2) { |i| print i, " " }
|
||||
* Math::E.step(Math::PI, 0.2) { |f| print f, " " }
|
||||
|
@ -2438,6 +2444,7 @@ int_pow(long x, unsigned long y)
|
|||
* 2 ** 3 #=> 8
|
||||
* 2 ** -1 #=> 0.5
|
||||
* 2 ** 0.5 #=> 1.4142135623731
|
||||
* (-8)**0.5 #=> NaN # try Complex(-8)**Rational(1,2)
|
||||
*/
|
||||
|
||||
static VALUE
|
||||
|
@ -2861,7 +2868,8 @@ fix_to_f(VALUE num)
|
|||
|
||||
/*
|
||||
* call-seq:
|
||||
* fix.abs => fix
|
||||
* fix.abs => fix
|
||||
* fix.magnitude => fix
|
||||
*
|
||||
* Returns the absolute value of <i>fix</i>.
|
||||
*
|
||||
|
@ -2903,6 +2911,7 @@ fix_size(VALUE fix)
|
|||
/*
|
||||
* call-seq:
|
||||
* int.upto(limit) {|i| block } => self
|
||||
* int.upto(limit) => enumerator
|
||||
*
|
||||
* Iterates <em>block</em>, passing in integer values from <i>int</i>
|
||||
* up to and including <i>limit</i>.
|
||||
|
@ -2941,6 +2950,7 @@ int_upto(VALUE from, VALUE to)
|
|||
/*
|
||||
* call-seq:
|
||||
* int.downto(limit) {|i| block } => self
|
||||
* int.downto(limit) => enumerator
|
||||
*
|
||||
* Iterates <em>block</em>, passing decreasing values from <i>int</i>
|
||||
* down to and including <i>limit</i>.
|
||||
|
@ -2980,6 +2990,7 @@ int_downto(VALUE from, VALUE to)
|
|||
/*
|
||||
* call-seq:
|
||||
* int.times {|i| block } => self
|
||||
* int.times => enumerator
|
||||
*
|
||||
* Iterates block <i>int</i> times, passing in values from zero to
|
||||
* <i>int</i> - 1.
|
||||
|
|
Загрузка…
Ссылка в новой задаче