From 635efa594a08f0f1a80d9a2b3cd663368b777c38 Mon Sep 17 00:00:00 2001 From: Burdette Lamar Date: Wed, 24 Nov 2021 17:44:27 -0600 Subject: Whats here for float (#5170) * What's Here for Float --- numeric.c | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 57 insertions(+) (limited to 'numeric.c') diff --git a/numeric.c b/numeric.c index b589acd192..518f43d595 100644 --- a/numeric.c +++ b/numeric.c @@ -945,6 +945,63 @@ num_negative_p(VALUE num) * - https://docs.oracle.com/cd/E19957-01/806-3568/ncg_goldberg.html * - https://github.com/rdp/ruby_tutorials_core/wiki/Ruby-Talk-FAQ#floats_imprecise * - https://en.wikipedia.org/wiki/Floating_point#Accuracy_problems + * + * == What's Here + * + * First, what's elsewhere. \Class \Float: + * + * - Inherits from {class Numeric}[Numeric.html#class-Numeric-label-What-27s+Here]. + * + * Here, class \Float provides methods for: + * + * - {Querying}[#class-Float-label-Querying] + * - {Comparing}[#class-Float-label-Comparing] + * - {Converting}[#class-Float-label-Converting] + * + * === Querying + * + * - #finite?:: Returns whether +self+ is finite. + * - #hash:: Returns the integer hash code for +self+. + * - #infinite?:: Returns whether +self+ is infinite. + * - #nan?:: Returns whether +self+ is a NaN (not-a-number). + * + * === Comparing + * + * - {<}[#method-i-3C]:: Returns whether +self+ is less than the given value. + * - {<=}[#method-i-3C-3D]:: Returns whether +self+ is less than + * or equal to the given value. + * - {<=>}[#method-i-3C-3D-3E]:: Returns a number indicating whether +self+ is less than, + * equal to, or greater than the given value. + * - {==}[#method-i-3D-3D] (aliased as #=== and #eql>):: Returns whether +self+ is + * equal to the given value. + * - {>}[#method-i-3E]:: Returns whether +self+ is greater than the given value. + * - {>=}[#method-i-3E-3D]:: Returns whether +self+ is greater than + * or equal to the given value. + * + * === Converting + * + * - #% (aliased as #modulo):: Returns +self+ modulo the given value. + * - #*:: Returns the product of +self+ and the given value. + * - {**}[#method-i-2A-2A]:: Returns the value of +self+ raised to the power of the given value. + * - #+:: Returns the sum of +self+ and the given value. + * - #-:: Returns the difference of +self+ and the given value. + * - {/}[#method-i-2F]:: Returns the quotient of +self+ and the given value. + * - #ceil:: Returns the smallest number greater than or equal to +self+. + * - #coerce:: Returns a 2-element array containing the given value converted to a \Float + and +self+ + * - #divmod:: Returns a 2-element array containing the quotient and remainder + * results of dividing +self+ by the given value. + * - #fdiv:: Returns the Float result of dividing +self+ by the given value. + * - #floor:: Returns the greatest number smaller than or equal to +self+. + * - #next_float:: Returns the next-larger representable \Float. + * - #prev_float:: Returns the next-smaller representable \Float. + * - #quo:: Returns the quotient from dividing +self+ by the given value. + * - #round:: Returns +self+ rounded to the nearest value, to a given precision. + * - #to_i (aliased as #to_int):: Returns +self+ truncated to an Integer. + * - #to_s (aliased as #inspect):: Returns a string containing the place-value + * representation of +self+ in the given radix. + * - #truncate:: Returns +self+ truncated to a given precision. + * */ VALUE -- cgit v1.2.1