I am not perfect in Javascript.. I want to show total sum of values entered in qty input boxes in next input box named total without refreshing page. Can anyone will help me to figure it out..?  Here is javascript   <script type="text/javasc...
Suppose I have 3 radio buttons with different values for each radio button and one textbox which would then display the sum of every radio button that is checked. Which Jquery or Javascript event should I use to sum up the values each time a radio bu...
I want to sum a list of numbers stored in a JavaScript object. The object is created and updated using this code:  var myscore = $('input[name="Points1"]').val(); scorelist = JSON.parse(localStorage.getItem(playerName + 'scorelist...
I have 2 array:      var array1 = [[5,10],[6,10],[7,10],[8,10],[9,10]];     var array2 = [[1,10],[2,10],[3,10],[4,10],[5,40],[6,40]];   Want to get 1 merged array with the sum of corresponding keys;      var array1 = [[1,10],[2,10],[3,10],[4,10],[5,5...
I am trying to create an application that calculates the sum and average of numbers that are inputted into a text field separated by spaces.   I am stuck on the part where you have to put in a loop to calculate the sum and avg from the spaced inputs....
This is my first attempt at doing JavaScript with some JSON data objects and need some advice on the proper way to attain my goal.  Some server-side code actually generates a JSON formatted string that I have to work with and assign it to a string:...
I am a beginner in programming. I want to do the sum of all elements in an array. I made this but I can't see where are my mistakes?  function ArrayAdder(_array) {     this.sum = 0;     this.array = _array || []; }  ArrayAdder.prototype.computeTo...
I have many input fields. when i typing in one field it multiplier with a number. how can i make sum of all fields are on the end?   $("#100").keyup(function(){  $("#100_").val(this.value*100.00); });  $("#50").keyup(function(...
var nestedArr3 = [[[1,2],[3,4]],[[5,6]]];  function sumTotal() {   var sum = 0;   for (var i = 0; i < nestedArr3.length; i++) {     for (var j = 0; j < nestedArr3[i].length; j++) {       if (typeof nestedArr3[i][j] === "number") {...
I'm at my wit's end when it comes to adding up the individual sums of arrays inside a two-dimensional array. For example:  var arrArrays = [[1, 2, 3], [4, 5, 6], [7, 8, 9]];  function sumArray(numberArray) {   var sum = 0;   numberArray.forEa...

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