parseFloat("NaN")   returns "NaN", but  parseFloat("NaN") == "NaN"   returns false. Now, that's probably a good thing that it does return false, but I don't understand how this is so. Did the JavaScript creat...
I am very new to javascript as I am currently making a cross platform web app in jQuery Mobile, I have used the example of XML Parsing to a HighCharts graph yet when I encounter a null in my series data it fails to draw any of the line and makes it i...
parseFloat(1.51e-6); // returns 0.00000151  parseFloat(1.23e-7); // returns 1.23e-7 // required 0.000000123   I am sorting table columns containing a wide range of floating-point numbers, some represented in scientific notation.  I am using the jQuer...
In my code, the value of a particular var can originate from any one of a number of different json sources.  For some of those sources, the json element concerned will be a string (e.g. "temp": "10.2"), while for other sources the jso...
Is there a straightforward way to parse a string to either integer or float if I don't know if the variable is integer-number-like or decimal-number-like?  a = '2'; // => parse to integer b = '2.1'; // => parse to float c =...
I have my code and it is working, but I'm trying to add the parseFloat option and 'toFixed()' to 2 decimal places. I'm confused on where these 2 lines of code should be placed. I created a unit conversion website that would convert th...
How would it be a nice way of handling this?  I already thought on removing the comma and then parsing to float.   Do you know a better/cleaner way?  Thanks...
I'm trying to parse the values in my array then add them to a chart.  Problem is I'm getting some unexpected numbers on the out put.  I loop through and populate my array.  On the button click I loop through and parse the data and put it into...
I was trying to see which methods of converting a string to a number in javascript are more performant, so I went to jsperf to see what might work best. However, I seem to be getting different results based on whether or not the initial variables are...
It seems a very simple question. the result of parseFloat in IE is different from the results in Chrome and FF. Here is the very simple code  <html>     <script>         var lat = parseFloat(" 25.482688176812758");         alert(l...

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