Web Development

function IPv4Tonumber($ip_to_convert)
{
    if ($ip_to_convert == "")
    {
        return 0;
    }
    else
    {
        $ips = split(".", "$ip_to_convert");
        return ($ips[3] + $ips[2] * 256 + $ips[1] * 256 * 256 + $ips[0] * 256 * 256 * 256);
    }
}

::1 is a valid IPv6 address

$ip = $_SERVER['REMOTE_ADDR'];

if (!filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) === false)
{
    echo("<br><br>" . "$ip is a valid IPv6 address");
}
else if (!filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) === false)
{
    echo("<br><br>" . "$ip is not valid IPv4 address");
}
else
{
    echo("<br><br>" . "invalid address");
}

<div id="OSOrgSelection" runat="server">
    <div style="float: left; width: 55%; vertical-align:middle;">
        <asp:Label ID="OSOrgName" runat="server"></asp:Label>
    </div>
    <div style="float: left; width: 10%;">
        <asp:Label ID="OSPayDate" runat="server"></asp:Label>
    </div>
    <div style="float: left; width: 15%;">
        <asp:Label ID="OSStatus" runat="server"></asp:Label>
    </div>
    <div style="float: right; width: 12%;">
        <asp:ImageButton ID="OSPayrollExceptions" runat="server" /><asp:ImageButton ID="OSViewException" runat="server" /><asp:ImageButton ID="OSEmployeeExceptions" runat="server" />
    </div>
    <div style="float: right; width: 8%;">
        <asp:Button ID="OSOrgSelect" runat="server" />
    </div>
</div>
<div style="float: right; width: 29%;">
     
</div>

.orgselectionshade {
    width: 65%;
    background-color: #EFEEEE;
    align-items:center;
    height: 26px;
    display:flex;
    float:left;
}

.orgselectionnoshade {
    width: 65%;
    align-items:center;
    height: 26px;
    display:flex;
    float:left;
}

<Files ~ "\.(txt)$">
    Order allow,deny
    Deny from all
</Files>

<Files ~ "\.txt$">
    Order Deny,Allow
    Allow from all
</Files>