my calculator

krishnathakur03 · Dec 20, 2023 · 70db05d · 70db05d
1 parent 4c945d4
commit 70db05d
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diff --git a/index.html b/index.html
@@ -0,0 +1,40 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Calculator</title>
+    <link rel="stylesheet" href="style.css">
+</head>
+<body>
+    <div id="main-container">
+        <div id="heading-div">
+            <h1 id="heading">CALCULATOR</h1>
+        </div>
+        <div id="display"></div>
+        <div id="function-div">
+            <div id="ac" class="button">AC</div>
+            <div id="pluse_minus" class="button">+/-</div>
+            <div id="percentage" class="button">%</div>
+            <div class="button operation">/</div>
+            <div class="button no">7</div>
+            <div class="button no">8</div>
+            <div class="button no">9</div>
+            <div class="button operation">*</div>
+            <div class="button no">4</div>
+            <div class="button no">5</div>
+            <div class="button no">6</div>
+            <div class="button operation">-</div>
+            <div class="button no">1</div>
+            <div class="button no">2</div>
+            <div class="button no">3</div>
+            <div class="button operation">+</div>
+            <div class="button no zero">0</div>
+            <div class="button no">.</div>
+            <div id="equal" class="button">=</div>
+        </div>
+    </div>
+
+    <script src="index.js"></script>
+</body>
+</html>
diff --git a/index.js b/index.js
@@ -0,0 +1,58 @@
+const num = document.querySelectorAll('.no');
+const operation = document.querySelectorAll('.operation');
+
+const percent = document.getElementById('percentage');
+const pluse_minus = document.getElementById('pluse_minus');
+const ac = document.getElementById('ac');
+const equal = document.getElementById('equal');
+const display = document.getElementById('display');
+
+let ans = 0;
+let operand = '';
+
+num.forEach((ele)=> {
+    ele.addEventListener('click', ()=>{
+        if (display.innerText == '') {
+            display.innerText = ele.innerText;
+        } else {
+            if (display.innerText.includes('.') && ele.innerText == '.') {
+                return;
+            }
+            display.innerText = display.innerText + ele.innerText;
+        }
+    })
+})
+operation.forEach((ele) =>{
+    ele.addEventListener('click', ()=>{
+        if (display.innerText != '') {
+            if (operand != '') {
+                ans = eval(ans + " " + operand + " " +display.innerText);
+            } else{
+                ans = display.innerText;
+            }
+            display.innerText = '';
+        }
+        operand = ele.innerText;
+    })
+})
+percent.addEventListener('click', ()=>{
+    if(display.innerText != ''){
+        display.innerText = (parseFloat(display.innerText/100));
+        ans = display.innerText;
+    }
+})
+pluse_minus.addEventListener('click', ()=>{
+    display.innerText = display.innerText*(-1);
+})
+equal.addEventListener('click', ()=>{
+    if (operand != '') {
+        ans = eval(ans + " " + operand + " " +display.innerText);
+    }
+    operand = '';
+    display.innerText = ans;
+})
+ac.addEventListener('click', ()=> {
+    display.innerText = '';
+    ans = 0;
+    operand = '';
+})
diff --git a/style.css b/style.css
@@ -0,0 +1,75 @@
+body {
+    margin: 0;
+    display: flex;
+    flex-wrap: wrap;
+    justify-content: center;
+}
+#main-container {
+    display: flex;
+    flex-wrap: wrap;
+    flex-direction: column;
+    justify-content: center;
+    align-items: center;
+    height: 500px;
+    width: 400px;
+    padding: 5px;
+    margin-top: 40px;
+    background-color: lightgray;
+}
+#heading {
+    height: 40px;
+    width: 340px;
+    padding: 10px 0;
+    margin: 10px 5px;
+    text-align: center;
+    color: white;
+    background-color: black;
+}
+#display{
+    height: 60px;
+    width: 320px;
+    padding: 14px 10px 6px;
+    text-align: end;
+    font-size: 40px;
+    color: rgb(0, 68, 255);
+    background-color: rgb(255, 255, 255);
+    border-radius: 10px;
+    box-shadow: inset 0px 0px 8px gray;
+    margin: 10px 5px 5px;
+}
+
+#function-div {
+    display: flex;
+    flex-wrap: wrap;
+    /* flex-direction: ; */
+    margin: 5px;
+}
+.button {
+    height: 38px;
+    width: 83px;
+    padding: 8px 0 0 0;
+    margin: 4px;
+    font-size: 24px;
+    font-weight: 550;
+    text-align: center;
+    background-color: white;
+    box-shadow: 0px 2.2px 0px gray;
+    border: 1px solid rgb(120, 120, 120);
+}
+.button:hover {
+    color: white;
+    border: 1px solid rgb(200, 100, 0);
+    box-shadow: 0px 2.2px 0px rgb(255, 50, 0);
+    background-color: orangered;
+}
+#ac, #pluse_minus, #percentage {
+    color: white;
+    background-color: darkgray;
+}
+.zero {
+    width: 176px;
+}
+.operation, #equal {
+    color: lightgray;
+    background-color: brown;
+}