dincs.github.io/profile.html at master · dincs/dincs.github.io · GitHub

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<!DOCTYPE html>
<html>
<style>
input[type=text], select {
    width: 100%;
    padding: 12px 20px;
    margin: 8px 0;
    display: inline-block;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
}

input[type=submit] {
    width: 100%;
    background-color: #4CAF50;
    color: white;
    padding: 14px 20px;
    margin: 8px 0;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

input[type=submit]:hover {
    background-color: #45a049;
}

div {
    border-radius: 5px;
    background-color: #f2f2f2;
    padding: 20px;
}
</style>
<body>

<h3>Update Profile</h3>

<div>
  <form action="" method="post">

    <table id="display">
    </table>


    <input type="submit" value="Submit" onClick="updateProfile()">
  </form>
</div>
</body>
<script>
			var displayName = localStorage.getItem('name');
			var displayAge = localStorage.getItem('age');
			var displayContact = localStorage.getItem('conNumber');

			if (!displayName) {
			  displayName = "Other user";
			  localStorage.setItem('displayName', displayName);
			}

			if (!displayAge) {
			  displayAge = "None";
			  localStorage.setItem('displayAge', displayAge);
			}

			if (!displayContact) {
			  displayContact = "None";
			  localStorage.setItem('displayContact', displayContact);
			}

			document.getElementById("display").innerHTML+=" <label for='name'>Name</label>";
			document.getElementById("display").innerHTML+="<input type='text' id='name' name='name' value='"+displayName+"'>";
			document.getElementById("display").innerHTML+=" <label for='age'>Age</label>";
  			document.getElementById("display").innerHTML+="<input type='text' id='age' name='age' value='"+displayAge+"'>";
  			document.getElementById("display").innerHTML+=" <label for='con'>Contact Number</label>";
  			document.getElementById("display").innerHTML+="<input type='text' id='con' name='con' value='"+displayContact+"'>";

  			function updateProfile(){
  				var name = document.getElementById("name").value;
  				var age = document.getElementById("age").value;
  				var con = document.getElementById("con").value;

  				if (name=="") {
				  alert("ERROR! Please enter name !");
				  document.getElementById("name").focus();
				  return false;
				}
				else if (age=="") {
				  alert("ERROR! Please enter age  !");
				  document.getElementById("age").focus();
				  return false;
				}
				else if (isNaN(age)) {
				  alert("ERROR! Please enter number only!");
				  document.getElementById("age").focus();
				  document.getElementById("age").value="";
				  return false;
				}
				else if (con=="") {
				  alert("ERROR! Please enter contact number !");
				  document.getElementById("con").focus();
				  return false;
				}
				else if (isNaN(con)) {
				  alert("ERROR! Please enter number only!");
				  document.getElementById("con").focus();
				  document.getElementById("con").value="";
				  return false;
				}
				else{
					localStorage.setItem('name', name);
					localStorage.setItem('age', age);
					localStorage.setItem('conNumber', con);
					alert("Profile successfully updated");
				}
  			}
    </script>
</html>