Jan 4, 2016 · In Javascript the + operator can either perform addition or concatenation depending on the type of its operands. When numbers are used with + it uses addition, but when strings …

Jan 24, 2013 · I am adding two numbers, but I don't get a correct value. For example, doing 1 + 2 returns 12 and not 3 What am I doing wrong in this code? function myFunction() { var y = …

Nov 29, 2016 · In JavaScript, the + operator is used for both numeric addition and string concatenation. When you "add" a number to a string the interpreter converts your number to a …

Dec 13, 2014 · Given an array [1, 2, 3, 4], how can I find the sum of its elements? (In this case, the sum would be 10.) I thought $.each might be useful, but I'm not sure how to ...

Jul 27, 2012 · Javascript is treating your numbers as strings, and concatenating them together instead of adding them like you expect. Use parseInt to convert them into integers before adding:

Mar 28, 2014 · Prompt user for two numbers and calculate their sum using JavaScript.

May 29, 2018 · JavaScript has an arithmetic operator and a string operator that do entirely different things but use the same symbol (+). That's life.

Dec 8, 2013 · I'm new to JavaScript Programming.. I've been researching for the solution but still.. no luck. E.g: I want to add like 6 numbers (or more) that the user will input. I use this code but …

I just read on MDN that one of the quirks of JS's handling of numbers due to everything being "double-precision 64-bit format IEEE 754 values" is that when you do something like .2 + .1 …

So I am making a script that adds two numbers (decimal numbers) together, which I have encountered a problem. http://jsfiddle.net/DerekL/esqnC/ I made the script, it ...