This is an example of using the Intl.NumberFormat() object to format a number with commas as thousands of separators in JavaScriptĪfter clicking the given button, the output will be - Using regular expressions to format numbers with commasĪ regex or regular expression is the sequence of characters that specifies a search term. In this example, we are using Intl.NumberFormat() object on both integer type and floating point numbers. The format() function will take the number and return the comma-separated string. We will also use the format() method of this object to return a string of a number in the specified locale.
We can pass the "en-US" as the parameter so that the locale takes the format of the United States and English language and will represent the numbers with a comma between the thousands. The parameter provided is known as locale, which is used to specify the number format. The Intl.NumberFormat() object is used to represent the numbers in language-sensitive formatting, and we can also use it to represent percentage or currency based on the specified locale. If you don't want to use the above method, then we can use another way of formatting numbers with commas. Click the below button to print the above numbers separated with commas ĭocument.write(" Given number = ", num1) ĭocument.write(" Formatted number = ", output1) ĭocument.write(" Given number = ", num2) ĭocument.write(" Formatted number = ", output2) Īfter the execution of the above code, the output will be -Īfter clicking the given button, the output will be. This is an example of using the JavaScript toLocaleString() method to format a number with commas as thousands of separators in JavaScript Using JavaScript's toLocaleString() method The numbers will get separated with commas at the thousand of places.
After clicking the given button, given numbers will be formatted with commas. Here, we are formatting two numbers one is of integer type and another is of floating point. In this example we are using the toLocaleString() to format the numbers separated by commas. Now, let's understand the method via an example. We can pass the "en-US" as the parameter so that the method will take the format of the United States and English language and will represent the numbers with a comma between the thousands. The JavaScript toLocaleString() method is used to convert the elements of the given array into a string, and these Strings are separated by a comma ",". The first way of formatting numbers with commas is using the toLocaleString() method. Here, we will discuss the ways for the same. Using JavaScript, we can transform a number into a comma-separated value. Sometimes, we require formatting a number with commas in the HTML page in order to make it easy to read. In this article, we are going to discuss about the formatting of numbers with commas in JavaScript. Next → ← prev JavaScript format numbers with commas