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Update index.html
Browse files- index.html +115 -18
index.html
CHANGED
@@ -1,19 +1,116 @@
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<html>
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</html>
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Basic Calculator</title>
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<style>
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/* Parent Container */
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.parent {
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display: flex;
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justify-content: center; /* Center horizontally */
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align-items: center; /* Center vertically */
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height: 100vh; /* Full height of the screen */
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background-color: lightgray;
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}
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/* Child Box */
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.container {
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width: 300px;
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height: 450px;
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border: 5px solid black; /* Border */
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background-color: white;
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border-radius: 10px; /* Optional */
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}
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.txt {
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margin: 10px;
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width: 270px;
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height: 50px;
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font-size: 40px;
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text-align: right;
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border: 5px solid rgb(28, 27, 27);
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}
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.box {
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width: 50px;
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height: 50px;
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margin: 10px;
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font-size: 30px;
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border: 5px ridge rgb(28, 27, 27);
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border-radius: 5px;
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}
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#op {
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background-color: #e7ef0e;
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}
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#op:hover {
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background-color: aliceblue;
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}
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h1 {
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text-align: center;
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}
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</style>
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</head>
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<body>
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<!-- Parent Div (for positioning) -->
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<div class="parent">
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<!-- Child Div (the actual content box) -->
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<div class="container">
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<h1> Basic Calculator </h1>
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<input type="text" class="txt" id="display" readonly>
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<button class="box">7</button>
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<button class="box">8</button>
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<button class="box">9</button>
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<button class="box" id="op">X</button>
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<button class="box">4</button>
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<button class="box">5</button>
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<button class="box">6</button>
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<button class="box" id="op">-</button>
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<button class="box">1</button>
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<button class="box">2</button>
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<button class="box">3</button>
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<button class="box" id="op">+</button>
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<button class="box">0</button>
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<button class="box" id="op">C</button>
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<button class="box" id="op" >/</button>
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<button class="box" id="op">=</button>
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</div>
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</div>
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<script language="javascript">
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var buttons = document.getElementsByClassName("box");
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var display = document.getElementById("display");
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var currentInput = "";
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function buttonClick() {
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var value = this.innerText;
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if (value === "=") {
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try {
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currentInput = eval(currentInput.replace("X", "*"));
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display.value = currentInput;
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} catch (e) {
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display.value = "Error";
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}
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} else if ((value === "C")) {
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currentInput = "";
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display.value = currentInput;
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}
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else {
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currentInput += value;
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display.value = currentInput;
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}
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}
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for (var i = 0; i < buttons.length; i++) {
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buttons[i].addEventListener("click", buttonClick);
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}
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</script>
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</body>
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</html>
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