PHP jug: September 2013

<HTML>
<HEAD>
    <TITLE> Add/Remove dynamic rows in HTML table </TITLE>
    <SCRIPT language="javascript">
        function addRow(tableID) {

            var table = document.getElementById(tableID);

            var rowCount = table.rows.length;
            var row = table.insertRow(rowCount);

            var colCount = table.rows[0].cells.length;

            for(var i=0; i<colCount; i++) {

                var newcell = row.insertCell(i);

                newcell.innerHTML = table.rows[0].cells[i].innerHTML;
                //alert(newcell.childNodes);
                switch(newcell.childNodes[0].type) {
                    case "text":
                            newcell.childNodes[0].value = "";
                            break;
                    case "checkbox":
                            newcell.childNodes[0].checked = false;
                            break;
                    case "select-one":
                            newcell.childNodes[0].selectedIndex = 0;
                            break;
                }
            }
        }

        function deleteRow(tableID) {
            try {
            var table = document.getElementById(tableID);
            var rowCount = table.rows.length;

            for(var i=0; i<rowCount; i++) {
                var row = table.rows[i];
                var chkbox = row.cells[0].childNodes[0];
                if(null != chkbox && true == chkbox.checked) {
                    if(rowCount <= 1) {
                        alert("Cannot delete all the rows.");
                        break;
                    }
                    table.deleteRow(i);
                    rowCount--;
                    i--;
                }

            }
            }catch(e) {
                alert(e);
            }
        }

    </SCRIPT>
</HEAD>
<BODY>
<form action="add.php" method="post" >
    <INPUT type="button" value="Add Row" onClick="addRow('dataTable')" />

    <INPUT type="button" value="Delete Row" onClick="deleteRow('dataTable')" />

    <TABLE id="dataTable" width="350px" border="1">
        <TR>
            <TD><INPUT type="checkbox" id="chk" name="chk[]"/></TD>
            <TD><INPUT type="text" id="txt" name="txt[]"/></TD>
            <TD>
                <SELECT name="country[]" id="country">
                    <OPTION value="in">India</OPTION>
                    <OPTION value="de">Germany</OPTION>
                    <OPTION value="fr">France</OPTION>
                    <OPTION value="us">United States</OPTION>
                    <OPTION value="ch">Switzerland</OPTION>
                </SELECT>
            </TD>
        </TR>
        <tr><td></td>></tr>
    </TABLE>
    <input type="submit" value="save">
</form>
</BODY>
</HTML>

<?php
//print_r($_POST);

$chkbox = $_POST['chk'];
$txtbox = $_POST['txt'];
$country = $_POST['country'];

foreach($txtbox as $a => $b)
echo "$chkbox[$a] - $txtbox[$a] - $country[$a] <br />";

?>

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php code for getting dynamic row value using javascript

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