david1972 Posted October 24, 2022 Share Posted October 24, 2022 (edited) //Assignment 3 "use strict"; const $ = selector => document.querySelector(selector); const processEntry = () => { const income = parseFloat($('#income').value); if (isNaN(income) || income <= 0){ alert("Income error."); //correct alert. original bug. focusAndSelect("#income"); } else { calculatetax(income) console.log("firt if / else loop made else for >0"); } }; document.addEventListener("DOMContentLoaded", () => { // add event handlers $("#calculate").addEventListener("click", processEntry); }); const calculatetax = (income) => { if(income <= 9875){ income = (income*0.10).toFixed(2); }else if(income >=9876 && income <=40125) { income = ((income - 9875)*0.12 + 987.50).toFixed(2); }else if(income >=40126 && income <=85525){ income = ((income - 40125)*0.22 + 4617.50).toFixed(2); }else if(income >=85526 && income <=163300){ income = ((income - 85525)*0.24 + 14605.50).toFixed(2); }else if(income >=163301 && income <=207350){ income = ((income - 163300)*0.32 + 33271.50).toFixed(2); }else if(income >=207350 && income <=518400){ income = ((income - 207350)*0.35 + 47367.50).toFixed(2); }else if(income >518401 && income <=10000000){ income = ((income - 518400)*0.37 + 156235.00).toFixed(2); }; $("#tax").value = income } Edited October 24, 2022 by david1972 removed IDE format color Link to comment Share on other sites More sharing options...
david1972 Posted October 24, 2022 Author Share Posted October 24, 2022 const $ = selector => document.querySelector(selector); const processEntry = () => { let userEntry = parseInt($("#cents").value); if (userEntry <0 || userEntry >99){ alert("only 0-99 please"); } else { makeChange(userEntry); $("#cents").focus(); } } const makeChange = (userEntry) => { //CHANGE let c = 0 //left over let p = userEntry let quarters = p / 25; c = p % 25 $("#quarters").value = Math.floor(quarters); // calculations on left over with floor function. let dimes = c / 10; c = c % 10 $("#dimes").value = Math.floor(dimes); let nickels = c / 5; c = c % 5 $("#nickels").value = Math.floor(nickels); let pennies = c / 1; c = c % 1 $("#pennies").value = Math.floor(pennies); } document.addEventListener("DOMContentLoaded", () => { $("#calculate").addEventListener("click", processEntry); //$("#userEntry").focus(); }); Link to comment Share on other sites More sharing options...
david1972 Posted October 24, 2022 Author Share Posted October 24, 2022 "use strict"; const scores = []; // const $ = function(selector) { //from $90 to arrow function below // return document.querySelector(selector); const $ = selector => document.querySelector(selector); //const addScore = function(selector) { // function expression to change. const addScore =()=> { // function now arrow function. const score = parseInt($("#score").value); if (score >= 0 && score <= 100) { scores[scores.length] = score; $("#score").value = ""; $("#average").value = calculateAverage(); } else { alert("Score must be a valid number from 0 through 100"); } $("#score").focus(); }; const calculateAverage = () => { // now Arrow function let total = 0; for (let val of scores) { total = total + val; } return parseInt(total / scores.length); }; // const processDOM =()=> { // changed: removed function // $("#add").addEventListener("click", addScore); // $("#score").focus(); // } document.addEventListener("DOMContentLoaded", ()=> { // changed: removed function $("#add").addEventListener("click", addScore); $("#score").focus(); } ); Link to comment Share on other sites More sharing options...
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