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script.js
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script.js
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class Calculator {
constructor(PI, E) {
this.PI = 3.141592653589793;
this.E = 2.718281828459045;
}
//---Glitter---
get pi() {
return `PI (${this.PI})`;
}
get e() {
return `Euler's number (${this.E})`;
}
// ---Matematische Methoden---
ratio(x, y, width) {
const height = (width * y) / x;
return `height is ${height} on ratio ${x}:${y}`;
}
percentage(x, y) {
const result = (x / y) * 100;
return `${result}%`;
}
add(x, y) {
return x + y;
}
subtract(x, y) {
return x - y;
}
multiply(x, y) {
return x * y;
}
divide(x, y) {
if (y === 0) {
throw new Error('Divisor cannot be 0');
}
return x / y;
}
modulation(x, y) {
if (y === 0) {
throw new Error('Divisor cannot be 0');
}
return x % y;
}
elevate(x, y) {
return Math.pow(x,y);
}
sqrt(x) {
return Math.sqrt(x);
}
evaluate(input) {
try {
return eval(input);
} catch (error) {
return "Error";
}
}
}
const calculator = new Calculator();
//Html buttons onclick and id input
function addToInput(value) {
const input = document.getElementById("input");
input.value += value;
}
function clearInput() {
const input = document.getElementById("input");
input.value = "";
}
function backspace() {
const input = document.getElementById("input");
input.value = input.value.slice(0, -1);
}
function calculate() {
const input = document.getElementById("input");
input.value = calculator.evaluate(input.value);
}