/
jsc.js
84 lines (78 loc) · 2.94 KB
/
jsc.js
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console.log("Welcome to Calculator!");
let displayValue = document.getElementById("display");
{
//Numbers
document.getElementById("num0").addEventListener("click", function () {
displayValue.value += document.getElementById("num0").innerText;
});
document.getElementById("num1").addEventListener("click", function () {
displayValue.value += document.getElementById("num1").innerText;
});
document.getElementById("num2").addEventListener("click", function () {
displayValue.value += document.getElementById("num2").innerText;
});
document.getElementById("num3").addEventListener("click", function () {
displayValue.value += document.getElementById("num3").innerText;
});
document.getElementById("num4").addEventListener("click", function () {
displayValue.value += document.getElementById("num4").innerText;
});
document.getElementById("num5").addEventListener("click", function () {
displayValue.value += document.getElementById("num5").innerText;
});
document.getElementById("num6").addEventListener("click", function () {
displayValue.value += document.getElementById("num6").innerText;
});
document.getElementById("num7").addEventListener("click", function () {
displayValue.value += document.getElementById("num7").innerText;
});
document.getElementById("num8").addEventListener("click", function () {
displayValue.value += document.getElementById("num8").innerText;
});
document.getElementById("num9").addEventListener("click", function () {
displayValue.value += document.getElementById("num9").innerText;
});
}
{
//Operators
document.getElementById("num.").addEventListener("click", function () {
displayValue.value += document.getElementById("num.").innerText;
});
document.getElementById("opr+").addEventListener("click", function () {
displayValue.value += document.getElementById("opr+").innerText;
});
document.getElementById("opr-").addEventListener("click", function () {
displayValue.value += document.getElementById("opr-").innerText;
});
document.getElementById("oprx").addEventListener("click", function () {
displayValue.value += "*";
});
document.getElementById("opr/").addEventListener("click", function () {
displayValue.value += "/";
});
}
//Clear
document.getElementById("clear").addEventListener("click", function () {
displayValue.value = "";
});
// Clear screen on backspace
document.addEventListener("keydown", function(event) {
if (event.key === "Backspace") {
displayValue.value = "";
}
});
// Add separate listener for Enter key on the document
document.addEventListener("keydown", function(event) {
if (event.key === "Enter") {
document.getElementById("equalTo").click();
}
});
// EqualTo
document.getElementById("equalTo").addEventListener("click", function () {
try {
let result = eval(displayValue.value);
displayValue.value = result;
} catch (error) {
displayValue.value = "Error: Invalid expression";
}
})