parseFloatis a top-level function and is not associated with any object. parseFloatparses its argument, a string, and returns a floating point number. If it encounters a character other than a sign (+ or -), nu
String(parseFloat(str))would definitely be either the string'NaN'and/or a starting substring ofstr, would it not? My hope is that this new function would be defined such that it would never need a new one - it's contract would always be "the string this function returns is what Number...
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function p(stuff) { print("<<<" + stuff + ">>>"); } var x = parseFloat("3.14"); if (isNaN(x)) p("x is not a number"); else p("x = " + x); // <<<x = 3.14>>> var x = parseFloat("314e-2"); if (isNaN(x)) p("x is not a number"); else p("x = "...
var result = parseFloat("This is 10"); The output is: We passed “This is 10” in the parseFloat function. Even there is a number in the string we passed but the output is NaN(Not a Number). This happens because the number in the string is after the alphabets. This is not allowed...