In this article we will show you the solution of JavaScript format number with commas and decimal, we will use the toLocaleString() method and also a custom function to format the number.JavaScript provides a built-in method called'toLocaleString()', which can format numbers with commas and ...
A simple example code converts a given number into number value format with a comma and two decimal points. This turns a number1234.567in to1,234.567. <!DOCTYPE html> var n = 1234.567; var val = Math.round(Number(n) *100) / 100; var parts = val.toString().split("."); var ...
Then the replacement expression inserts a comma at that position. It also takes care of the decimal places by splitting the string before applying the regex expression on the part before the decimal. constnumb=213231221;functionseparator(numb){varstr=numb.toLocaleString().split('.');str[0]=str...
If you prefer using libraries and happen to be a fan of Lodash, the popular utility library provides a _.comma method which can do the job: const _ = require('lodash'); const number = 1234567.89; const formattedNumber = _.comma(number); console.log(formattedNumber); // Outputs: "1,...
#NumbertoFixed() Convert to a decimal using with toFixed(2) method.Number.toFixed() methodused to format the given number, outputs floating-point number. here is syntax Number.toFixed(decimalplacescount); This takes decimal places to count as input for a given number, which returns the dig...
Use toPrecision when you're setting the overall precision. Here, it matters how large the number is before and after the decimal point. This is more useful for mathematical purposes than for formatting. // Example: toPrecision(4) when the number has 7 digits (3 before, 4 after) ...
length; i++) { d = decimal.substr(i, 1); if (d != "0") { outputCharacters += digits[Number(d)] + decimals; } } } // Confirm and return the final output string: if (outputCharacters == "") { outputCharacters = CN_ZERO + CN_DOLLAR; } if (decimal == "") { output...
varnumber=123456.789;// German uses comma as decimal separator and period for thousandsconsole.log(newIntl.NumberFormat('de-DE').format(number));// → 123.456,789// Arabic in most Arabic speaking countries uses real Arabic digitsconsole.log(newIntl.NumberFormat('ar-EG').format(number));// ...
To format a number to always show two decimal places in JavaScript, use the “toLocaleString()” method or the “toFixed()” method.
默认的.toString()字符串转换只显示小数点前后的有效数字，末尾没有额外的尾随零。