How To Edit HTML Table Selected Row Using Javascript [ with Source code ]

How To Edit HTML Table Selected Row Using Javascript [ with Source code ]

In This Javascript Tutorial we will See Update HTML Table Selected Row From Input Text

In This Javascript Tutorial we will See Update HTML Table Selected Row From Input Text 1 - get selected row and display data into input text. 2 - edit the selected row with the new values .

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Project Source Code:


<!DOCTYPE html>
<html>
    <head>
        <title>Edit HTML Table Selected Row</title>
        <meta charset="windows-1252">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <style>
            table tr:not(:first-child){
                cursor: pointer;transition: all .25s ease-in-out;
            }
            table tr:not(:first-child):hover{background-color: #ddd;}
        </style>
    </head>
    <body>
        First Name:<input type="text" name="fname" id="fname"><br><br>
        Last Name:<input type="text" name="lname" id="lname"><br><br>
        Age:<input type="text" name="age" id="age"><br><br>
        <button onclick="editRow();">Edit Row</button><br><br>

        <table id="table" border="1">

            <tr>
                <th>First Name</th>
                <th>Last Name</th>
                <th>Age</th>
            </tr>

            <tr>
                <td>FN1</td>
                <td>LN1</td>
                <td>10</td>
            </tr>

            <tr style="background-color: #ddd">
                <td>FN2</td>
                <td>LN2</td>
                <td>20</td>
            </tr>

            <tr>
                <td>FN3</td>
                <td>LN3</td>
                <td>30</td>
            </tr>

            <tr>
                <td>FN4</td>
                <td>LN4</td>
                <td>40</td>
            </tr>

            <tr>
                <td>FN5</td>
                <td>LN5</td>
                <td>50</td>
            </tr>

        </table>


        <script> 

            // get selected row
            // display selected row data in text input

            var table = document.getElementById("table"),rIndex;

            for(var i = 1; i < table.rows.length; i++)
            {
                table.rows[i].onclick = function()
                {
                    rIndex = this.rowIndex;
                    console.log(rIndex);

                    document.getElementById("fname").value = this.cells[0].innerHTML;
                    document.getElementById("lname").value = this.cells[1].innerHTML;
                    document.getElementById("age").value = this.cells[2].innerHTML;
                };
            }


           // edit the row
            function editRow()
            {
                table.rows[rIndex].cells[0].innerHTML = document.getElementById("fname").value;
                table.rows[rIndex].cells[1].innerHTML = document.getElementById("lname").value;
                table.rows[rIndex].cells[2].innerHTML = document.getElementById("age").value;
            }

        </script>    

    </body>
</html>

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