How to output numbers with leading zeros in JavaScript? (satoshi format)

Is there a way to prepend leading zeros and a dot to numbers so that it results in a string of fixed length? For example: 1 becomes “0.00000001 BTC”. 498 becomes “0.00000498 BTC”.

Extract Numbers from Array mixed with strings – Javascript

I have an array from strings and numbers. I need to sort the numbers or better to extract only the numbers in another array. Here is the example: const myArr = [‘Prihodi 23456 danaci 34 razhodi …

Mapping Array in Javascript with sequential numbers

The following code: Creates the following Array: I just don’t understand why. I can’t find anything on the internet that explains this behavior. Does anyone know why this works the way it does? Perhaps a link to some documentation? Answer creates an array of length 10 with all elements being undefined. will invoke Number.call for each element with the arguments (element, index, array) and setting this to Number. The first argument to call will be taken as this (not relevant here), and all the other arguments are passed as they are, with the first one being the index. And Number

Convert number to alphabet letter

I want to convert a number to its corresponding alphabet letter. For example: 1 = A 2 = B 3 = C Can this be done in javascript without manually creating the array? In php there is a range() function …

How do I convert an integer to binary in JavaScript?

I’d like to see integers, positive or negative, in binary. Rather like this question, but for JavaScript.

Format a number as 2.5K if a thousand or more, otherwise 900

I need to show a currency value in the format of 1K of equal to one thousand, or 1.1K, 1.2K, 1.9K etc, if its not an even thousands, otherwise if under a thousand, display normal 500, 100, 250 etc, …

JavaScript numbers to Words

I’m trying to convert numbers into english words, for example 1234 would become: “one thousand two hundred thirty four”. My Tactic goes like this: Separate the digits to three and put them on Array (…

How to print a number with commas as thousands separators in JavaScript

I am trying to print an integer in JavaScript with commas as thousands separators. For example, I want to show the number 1234567 as “1,234,567”. How would I go about doing this? Here is how I am …