Why onclick method is not working without return false. When i try to use it without return false it's show answer and then values disappear..
<form id="form1" method="POST">
<table style="border:1px solid black">
<tr>
<td>First Number</td>
<td>
<input type="text" id="first">
</td>
</tr>
<tr>
<td>Second Number</td>
<td>
<input type="text" id="second">
</td>
</tr>
<tr>
<td>Result</td>
<td>
<input type="text" id="result">
</td>
</tr>
<td>
<button id="btn" value="Add" onClick="addNumbers();return false;">Add</button>
</td>
</table>
</form>
Javascript:
function addNumbers() {
var firstNumber = document.getElementById('first').value;
var secondNumber = document.getElementById('second').value;
document.getElementById('result').value = firstNumber + secondNumber;
}