Merge pull request #352 from parthivghose2919/working_calculator

kaal-coder · web-flow · commit c370afc5dcb9 · 2023-10-24T12:38:13.000+05:30
functional calculator using Html,Css,JavaScript
diff --git a/Fronted Projects/Working_Calculator/calculate.js b/Fronted Projects/Working_Calculator/calculate.js
@@ -0,0 +1,30 @@
+function clearDisplay() {
+    document.getElementById("display").value = '';
+}
+
+function deleteLastCharacter() {
+    let currentValue = document.getElementById("display").value;
+    document.getElementById("display").value = currentValue.slice(0, -1);
+}
+
+function toggleSign() {
+    let currentValue = document.getElementById("display").value;
+    if (currentValue.charAt(0) === "-") {
+        document.getElementById("display").value = currentValue.slice(1);
+    } else {
+        document.getElementById("display").value = "+" + currentValue;
+    }
+}
+
+function appendToDisplay(value) {
+    document.getElementById("display").value += value;
+}
+
+function calculate() {
+    try {
+        let result = eval(document.getElementById("display").value);
+        document.getElementById("display").value = result;
+    } catch (error) {
+        document.getElementById("display").value = "Error";
+    }
+}
diff --git a/Fronted Projects/Working_Calculator/index.html b/Fronted Projects/Working_Calculator/index.html
@@ -0,0 +1,24 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>Real-Time Calculator</title>
+    <link rel="stylesheet" href="styles.css" />
+  </head>
+  <body>
+    <div class="calculator">
+      <div class="input-section">
+        <input
+          type="text"
+          id="expressioninput"
+          placeholder="Enter an expression"
+        />
+      </div>
+      <div class="result-section">
+        <div id="result">Result:</div>
+      </div>
+    </div>
+    <script src="calculate.js"></script>
+  </body>
+</html>
diff --git a/Fronted Projects/Working_Calculator/styles.css b/Fronted Projects/Working_Calculator/styles.css
@@ -0,0 +1,35 @@
+* {
+  font-family: Arial, sans-serif;
+  background-color: #f4f4f4;
+}
+
+.calculator {
+  max-width: 400px;
+  margin: 0 auto;
+  background-color: #fff;
+  padding: 20px;
+  border-radius: 5px;
+}
+
+.input-section {
+  margin-bottom: 10px;
+}
+
+#expressioninput {
+  width: 100%;
+  padding: 10px;
+  border: 1px solid #ccc;
+  border-radius: 3px;
+  font-size: 16px;
+}
+
+.result-section {
+  background-color: #f0f0f0;
+  padding: 10px;
+  border-radius: 3px;
+}
+
+#result {
+  font-size: 18px;
+  font-weight: bold;
+}
