User:BakiDance/common.js

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// Get the parent element
var parentElement = document.getElementById('simple-calc__container');

// Get the span elements to be replaced
var spanElements = parentElement.getElementsByTagName('span');

// Convert spanElements to an array
var spanArray = Array.from(spanElements);

// Loop through each span element
spanArray.forEach(function (spanElement) {
  // Create the button element
  var calculateButton = document.createElement('button');
  calculateButton.id = 'calculate-btn';
  calculateButton.textContent = 'Calculate';

  // Add click event listener to the button
  calculateButton.addEventListener('click', function () {
    // Get the input values
    var inputValue1 = parseFloat(document.getElementById('simple-calc__input1').value);
    var inputValue2 = parseFloat(document.getElementById('simple-calc__input2').value);
    var inputValue3 = parseFloat(document.getElementById('simple-calc__input3').value);

    // Perform calculations
    var i = inputValue1;
    var l = inputValue2;
    var j = inputValue3;

    // Output the results
    console.log('i = ' + i);
    console.log('l = ' + l);
    console.log('j = ' + j);

    // You can perform further calculations or actions based on the input values here
  });

  // Replace the span element with the button
  spanElement.parentNode.replaceChild(calculateButton, spanElement);
});


//

var i = 1;
var l = 4;
var j = 1;
var k = 40;

var answers = [
    (i + (i * (l - k) * 0.01) - ((i + (i * (l - 2) * 0.01)) * (j - 1) * 0.09))
];

console.log('Your answer is (' + answers[0] + ')');