JavaScript-Projects/ageCalculator.html at main · srujana-manda/JavaScript-Projects · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>age Calculator</title>
    <style>
        .container{
            height:400px;
            font-family: 'Courier New', Courier, monospace;
            width:600px;
            margin: 6rem auto;
            background-color: #5c040434;
            box-shadow: 0 0 10px rgba(0,0,0,0.2);
            border-radius: 15px;
            border: 2px solid #5c040434 ;
        }
        h1{
            text-align: center;
            font-weight: 700;
            font-size: 45px;
            margin: 20px;
        }
        h3{
            text-align: center;
            font-weight: 500;
            font-size:25px;
            margin: 10px;
        }
        #date{
            border: none;
            outline: none;
            padding: 20px;
            margin: 25px auto;
            width:80%;
            font-size: 20px;
             display: flex;
           align-items: center;
           justify-content: center;
            border-radius: 10px;
        }
        #btn{
            font-size: 22px;
            background-color: #1c1ccaa2;
            color: white;
            padding: 20px;
            font-weight: 400px;
            letter-spacing: 3px;
            margin: 20px auto;
            border: 2px solid #0000ff8e;
            border-radius: 3px;
            display: flex;
           align-items: center;
           justify-content: center;
        }
        button:hover{
           opacity: 0.5;
        }
        #final{
            font-weight: 600;
            text-align: center;
            margin:20px;
        }

    </style>
</head>
<body>
    <div class="container">
        <h1>AGE CALCULATOR</h1>
        <h3>Enter you date of birth</h3>
        <label for="date">
            <input type="date" placeholder="dd//mm//yyyy" id="date">
        </label>
        <button id="btn">Calculate</button>
        <h2 id="final">Your age is 21 years old</h2>
    </div>

    <script>

    const dateE1 = document.getElementById("date");
    const buttonE1 = document.getElementById("btn");
    const finalE1 = document.getElementById("final");


    function calculateAge(){
        const birthdayVal = dateE1.value;
        if(birthdayVal === ""){
            alert("Please enter your birthday");
        }else{
            const age = getValue(birthdayVal);
           finalE1.innerText = `Your Age is ${age} ${age > 1 ? "years" : "year"} old`;
           console.log(age);
        }
    }
    function getValue(birthdayVal){
        const currentDate = new Date();
            const  birthdayDate = new Date(birthdayVal);
            let age = currentDate.getFullYear() - birthdayDate.getFullYear();
            const month = currentDate.getMonth() - birthdayDate.getMonth();


  if (
    month < 0 ||
    (month === 0 && currentDate.getDate() < birthdayDate.getDate())
  ) {
    age--;
  }
            return age;
    }


    buttonE1.addEventListener("click", calculateAge);

    </script>
</body>
</html>