How To know that a variable is a number (Not using JavaScript)

by Naveenkumar 2012-07-19 14:12:37


Hi,


How To know that a variable is a number (Not using JavaScript)



function IsNumeric(sText)
{
var ValidChars = "0123456789.";
var IsNumber=true;
var Char;
for (i = 0; i < sText.length && IsNumber == true; i++)
{
Char = sText.charAt(i);
if (ValidChars.indexOf(Char) == -1)
{
IsNumber = false;
}
}
return IsNumber;
}

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