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)...
I have float numbers like 3.2 and 1.6.  I need to separate the number into the integer and decimal part. For example, a value of 3.2 would be split into two numbers, i.e. 3 and 0.2  Getting the integer portion is easy:  n = Math.floor(n);   But I a...
How to restrict the input field to enter only numbers/digits int and float both. Sometimes we need to allow both integer as well as float value for fields like amount, so in that case the validation is required. There are no of solutions available bu...
I'm facing the following issue/behavior:  console.log(1234567892012.123456);   // 1234567892012.1234 console.log(12345678920123.123456);  // 12345678920123.123 console.log(123456789201234.123456); // 123456789201234.12   What is causing this? Are...
View this code:  function testprecision(){     var isNotNumber = parseFloat('1.3').toPrecision(6);     alert(typeof isNotNumber); //=> string }   I would have expected a number. If 'isNotNumber' should be a real number, recasting i...
I am writing some type check functions. I want:   isInteger isFloat   While writing isInteger, I noticed that isInteger(1.0) returns true. I want this to return false.  My function is like this:  function isInteger(value) {     return typeof value ==...
given a Math.random() function which returns a number between [0,1) and min max values to specify the range, how can we generate numbers for the following cases:  Case we want integer:   A: (min,max)   ? B: [min,max)   return Math.floor(Math.random()...
Python version | Javascript version | Whitepaper  So, I'm working on a website to calculate Glicko ratings for two player games. It involves a lot of floating point arithmetic (square roots, exponents, division, all the nasty stuff) and I for som...
So I was trying to understand JavaScript's behavior when dealing with large numbers. Consider the following (tested in Firefox and Chrome):  console.log(9007199254740993) // 9007199254740992 console.log(9007199254740994) // 9007199254740994 conso...

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