I have the following dummy test script: function test() { var x = 0.1 * 0.2; document.write(x); } test(); This will print the result 0.020000000000000004 while it should just print 0.02 (if you use your calculator). As far as I understoo...
A colleague of mine stumbled upon a method to floor float numbers using a bitwise or: var a = 13.6 | 0; //a == 13 We were talking about it and wondering a few things. How does it work? Our theory was that using such an operator casts the numbe...
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In JavaScript, when converting from a float to a string, how can I get just 2 digits after the decimal point? For example, 0.34 instead of 0.3445434....
I would like to format my numbers to always display 2 decimal places, rounding where applicable. Examples: number display ------ ------- 1 1.00 1.341 1.34 1.345 1.35 I have been using this: parseFloat(num).toFixed(2...
I am trying to truncate decimal numbers to decimal places. Something like this: 5.467 -> 5.46 985.943 -> 985.94 toFixed(2) does just about the right thing but it rounds off the value. I don't need the value rounded off. Hope this...
In JavaScript, everyone knows the famous calculation: 0.1 + 0.2 = 0.30000000000000004. But why does JavaScript print this value instead of printing the more accurate and precise 0.300000000000000044408920985006?...
I wanted to display a number to 2 decimal places. I thought I could use toPrecision(2) in JavaScript . However, if the number is 0.05, I get 0.0500. I'd rather it stay the same. See it on JSbin. What is the best way to do this? I can think...
While working on a project, I came across a JS-script created by a former employee that basically creates a report in the form of Name : Value Name2 : Value2 etc. The peoblem is that the values can sometimes be floats (with different precision)...
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