Kommentar
Åtkomst till den här sidan kräver auktorisering. Du kan prova att logga in eller ändra kataloger.
Åtkomst till den här sidan kräver auktorisering. Du kan prova att ändra kataloger.
Returns a floating-point number converted from a string.
Syntax
parseFloat(numString)
Remarks
The required numString argument is a string that contains a floating-point number.
The parseFloat method returns a numerical value equal to the number contained in numString. If no prefix of numString can be successfully parsed into a floating-point number, NaN (not a number) is returned.
parseFloat("abc") // Returns NaN.
parseFloat("1.2abc") // Returns 1.2.
You can test for NaN using the isNaN method.
Requirements
Applies To: Global Object (Windows Scripting - JScript)
See Also
isNaN Method (Windows Scripting - JScript)
parseInt Method (Windows Scripting - JScript)
String Object (Windows Scripting - JScript)