Fuzion • Idioms • Idiom # 270: Test for quiet or signalling NaN

Idiom # 270: Test for quiet or signalling NaN

Code

NYI: Fuzion treats all NaNs as quiet and as of now there are no plans to implement signalling NaNs.

if r1.is_NaN then "This is a NaN" else "This is a number"

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if r1.is_NaN then "This is a NaN" else "This is a number"
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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What are effects?

Running example

ex270 is

  numbers := [f64.NaN, f64.quiet_NaN, (0.0/0.0), 42.0, (1.0/0.0)]

  for n in numbers do
    if n.is_NaN then say "This is a NaN" else say "$n is a number"

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ex270 is
  numbers := [f64.NaN, f64.quiet_NaN, (0.0/0.0), 42.0, (1.0/0.0)]
  for n in numbers do
    if n.is_NaN then say "This is a NaN" else say "$n is a number"
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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What are effects?

last changed: 2024-07-01

next: NYI: Idiom # 271: Test for type extension