Answers for "how to check nan"

python test is nan

math.isnan(n)

Posted by: Guest on July-05-2020

javascript check if is nan

function isNaN(x) {
   return x !== x;
};
isNaN(NaN);//true

Posted by: Guest on August-05-2019

python check if nan

import math
x = float('nan')
math.isnan(x)
True

Posted by: Guest on August-30-2021

check if value is NaN

Number.isNaN(123)

Posted by: Guest on December-17-2020

check if something is nan python

import math
print math.isnan(float('NaN'))OutputTrue
print math.isnan(1.0)OutputFalse

Posted by: Guest on October-14-2020

check if var is NaN

let b=1
let n=readline()
if(isNaN(b)){
  console.log("You typed 0!")
}else{
  console.log("You did not type 0!")
}

Posted by: Guest on April-23-2020

Code answers related to "how to check nan"