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showing results for - "javascript check if is nan"
Oskar
22 Oct 2020
1function isNaN(x) {
2   return x !== x;
3};
4isNaN(NaN);//true
Fox
22 Jan 2017
1let b=1
2let n=readline()
3if(isNaN(b)){
4  console.log("You typed 0!")
5}else{
6  console.log("You did not type 0!")
7}
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