javascript 4 decimal places

This article mainly introduces multiple methods to retain two decimal places in javascript. If the original decimal places of a number are less than two decimal places, the missing digits are automatically set to zero. If you are interested, please

This article mainly introduces the implementation of JavaScript to preserve two decimal places of several methods, if the number of the original decimal places less than two, then the lack of automatic 0, interested in the small partners can refer

JS format the numeric amount with only two decimal places. A Formatting Function is written. The number of decimal places can be controlled, and the number is automatically rounded down. Interested friends can learn about the following: 12345 format

There are several ways to do this:var test=11111.111;Alert (test.tofixed (2));float data rounded to 2 decimal places;function To2bits (FLT) {if (parsefloat (flt) = = FLT)Return Math.Round (FLT * 100)/100;to 4 decimal places, return Math.Round (FLT *

This article mainly introduces how to solve the problem of multiple decimal places in the product operation of Javascript floating point numbers. If you need it, you can refer to the product operation of floating point numbers in Javascript.

It is the result of Lua's computation. We can see that the computation result is very accurate. It is the calculation result of Python3. We can see that the calculation result is inaccurate: the decimal computation in JavaScript is also inaccurate.

In js, the most common method for getting the decimal point and the two decimal points is the rounding function. I have previously introduced this common function in js, which is useful here, next let's take a look at some methods to sum up the two

Javascript performs the product operation of floating point numbers, and multiple decimal places may occur.This is because the floating point number is converted into a binary number before the operation, but some decimals have an infinite loop

JavaScript in the multiplication of floating-point numbers, there will be a number of decimal places.This is because in the operation of the first floating-point number into binary after the operation, but some decimal in the binary code after the

Javascript Regular Expression decimal type, regular expression decimal If you want to read and understand it, read it. If you only need results, jump to the end of this article. I used to use a javascript Regular Expression to match the decimal type.