Javascript Reference
Categories: Global

javascript Global isNaN( )

@March 15, 2008, 1:22 a.m.
isNaN( )Firefox/Netscape/NN 2 IE 3 ECMA 1  

isNaN(expression)

  

Returns a Boolean value of true if the expression passed as a parameter does not evaluate to a numeric value. Any expression that evaluates to NaN (such as performing parseInt( ) on a string that does not begin with a numeral) causes the isNaN( ) method to return true.

 
Parameters
 
expression

Any JavaScript expression.

 
Returned Value

Boolean value: true | false.

atorvastatin 10mg drug <a href="https://lipiws.top/">order atorvastatin 10mg without prescription</a> buy atorvastatin 20mg generic
Smvjtj - 1 months
oral lipitor 10mg <a href="https://lipiws.top/">cost lipitor 20mg</a> buy lipitor for sale
Ywqyxa - 1 months

Powered by Linode.