Fix sign change toggle

This commit is contained in:
lolabird 2023-12-28 07:34:04 -07:00
commit 97c9db13b9

View file

@ -97,18 +97,25 @@ function clear() {
function changeSign() { function changeSign() {
let num = +mainScreen.textContent; let num = mainScreen.textContent;
if (num > 0) { if (num === "0") {
mainScreen.textContent = `${-num}`; // Replace 0 with the negative sign
} else if (num < 0) {
mainScreen.textContent = `${num}`;
} else {
mainScreen.textContent = "-"; mainScreen.textContent = "-";
} else if (num === "-") {
// If already negative, reset to 0
mainScreen.textContent = "0";
} else if (num.startsWith("-")) {
// If the number is negative, remove the negative sign
mainScreen.textContent = num.substring(1);
} else {
// Toggle the sign for positive numbers
mainScreen.textContent = `-${num}`;
} }
} }
function addDecimals(a, b) { function addDecimals(a, b) {
a = String(a); a = String(a);
b = String(b); b = String(b);
@ -203,5 +210,7 @@ function handleKeys(e) {
} else if (e.key === "=" || e.key === "Enter") { } else if (e.key === "=" || e.key === "Enter") {
e.preventDefault(); e.preventDefault();
document.querySelector(".equal").click(); document.querySelector(".equal").click();
} else if (e.key === "_") {
document.querySelector(".plus-minus").click();
} }
} }