asked on
The code below is a section of a webpage that validates IP Addresses. The code is only checking the first text box on each record. Any ideas why it is not checking all text boxes?
Thanks,
David
<html>
<head>
<script type="text/javascript">
<!--
var octet = '(?:25[0-5]|2[0-4][0-9]|1[
var ip = '(?:' + octet + '\\.){3}' + octet;
var ipRE = new RegExp( '^' + ip + '$' );
function check_ip_format( ip_field, ip_value ) {
alert("ip_field=>>" + ip_field.name + "<<");
alert("ip_value=>>" + ip_value + "<<");
if (!isBlank(ip_value)){
alert( ( ipRE.test( ip_value ) ? '' : 'in' ) + 'valid' );
if ( !ipRE.test( ip_value ) )
ip_field.focus();
}
}
function isBlank(val)
{
if (val == null) { return true; }
for (var i = 0; i < val.length; i++) {
if ((val.charAt(i) != ' ') && (val.charAt(i) != "\t") && (val.charAt(i) != "\n") && (val.charAt(i) != "\r")) { return false; }
}
return true;
}
//-->
</script>
<title>Users</title>
<link href="includes/css/main.cs
</head>
<body onload="IPMin_1.focus();">
<table cellpadding="0" cellspacing="0" border="0" align="left" width="100%">
<form action="" name="form" method="post">
<tr><td> </td></tr>
<tr>
<td>
<table border="0" cellspacing="3" cellpadding="0" width="855">
<tr>
<td colspan="5"><hr /></td>
</tr>
<tr><td colspan="2"> </td></t
<tr>
<td colspan="2">
<table cellpadding="0" cellspacing="0" border="0" width="100%">
<tr>
<td class="listheader" width="5%"><b>Record</b></
<td class="listheader" width="2%"> </td>
<td class="listheader" width="20%"><b>IP Address Minimum</b></td>
<td class="listheader" width="2%"> </td>
<td class="listheader" width="20%"><b>IP Address Maximum</b></td>
<td class="listheader" width="2%"> </td>
</tr>
<tr>
<td colspan="6"><hr /></td>
</tr>
<tr>
<td class="formlabel" width="5%">1</td>
<td class="listheader" width="2%"> </td>
<td nowrap class="formdata" width="20%">
<input class="formdata" name="IPMin_1" type="text" size="20" maxlength="25" value="98.191.209.200" onblur="javascript: return check_ip_format(IPMin_1, IPMin_1.value);" />
</td>
<td class="listheader" width="2%"> </td>
<td nowrap class="formdata" width="20%">
<input class="formdata" name="IPMax_1" type="text" size="20" maxlength="25" value="98.191.209.250" onblur="javascript: return check_ip_format(IPMax_1, IPMax_1.value);" />
</td>
</tr>
<tr>
<td class="formlabel" width="5%">2</td>
<td class="listheader" width="2%"> </td>
<td nowrap class="formdata" width="20%">
<input class="formdata" name="IPMin_2" type="text" size="20" maxlength="25" value="98.191.209.199" onblur="javascript: return check_ip_format(IPMin_2, IPMin_2.value);" />
</td>
<td class="listheader" width="2%"> </td>
<td nowrap class="formdata" width="20%">
<input class="formdata" name="IPMax_2" type="text" size="20" maxlength="25" value="98.191.209.255" onblur="javascript: return check_ip_format(IPMax_2, IPMax_2.value);" />
</td>
</tr>
<tr><td colspan="5"> </td></t
<tr><td colspan="5"> </td></t
</table>
</td>
</tr>
</table>
</td>
</tr>
</form>
</table>
</body>
</html>
Thanks,
David
<html>
<head>
<script type="text/javascript">
<!--
var octet = '(?:25[0-5]|2[0-4][0-9]|1[
var ip = '(?:' + octet + '\\.){3}' + octet;
var ipRE = new RegExp( '^' + ip + '$' );
function check_ip_format( ip_field, ip_value ) {
alert("ip_field=>>" + ip_field.name + "<<");
alert("ip_value=>>" + ip_value + "<<");
if (!isBlank(ip_value)){
alert( ( ipRE.test( ip_value ) ? '' : 'in' ) + 'valid' );
if ( !ipRE.test( ip_value ) )
ip_field.focus();
}
}
function isBlank(val)
{
if (val == null) { return true; }
for (var i = 0; i < val.length; i++) {
if ((val.charAt(i) != ' ') && (val.charAt(i) != "\t") && (val.charAt(i) != "\n") && (val.charAt(i) != "\r")) { return false; }
}
return true;
}
//-->
</script>
<title>Users</title>
<link href="includes/css/main.cs
</head>
<body onload="IPMin_1.focus();">
<table cellpadding="0" cellspacing="0" border="0" align="left" width="100%">
<form action="" name="form" method="post">
<tr><td> </td></tr>
<tr>
<td>
<table border="0" cellspacing="3" cellpadding="0" width="855">
<tr>
<td colspan="5"><hr /></td>
</tr>
<tr><td colspan="2"> </td></t
<tr>
<td colspan="2">
<table cellpadding="0" cellspacing="0" border="0" width="100%">
<tr>
<td class="listheader" width="5%"><b>Record</b></
<td class="listheader" width="2%"> </td>
<td class="listheader" width="20%"><b>IP Address Minimum</b></td>
<td class="listheader" width="2%"> </td>
<td class="listheader" width="20%"><b>IP Address Maximum</b></td>
<td class="listheader" width="2%"> </td>
</tr>
<tr>
<td colspan="6"><hr /></td>
</tr>
<tr>
<td class="formlabel" width="5%">1</td>
<td class="listheader" width="2%"> </td>
<td nowrap class="formdata" width="20%">
<input class="formdata" name="IPMin_1" type="text" size="20" maxlength="25" value="98.191.209.200" onblur="javascript: return check_ip_format(IPMin_1, IPMin_1.value);" />
</td>
<td class="listheader" width="2%"> </td>
<td nowrap class="formdata" width="20%">
<input class="formdata" name="IPMax_1" type="text" size="20" maxlength="25" value="98.191.209.250" onblur="javascript: return check_ip_format(IPMax_1, IPMax_1.value);" />
</td>
</tr>
<tr>
<td class="formlabel" width="5%">2</td>
<td class="listheader" width="2%"> </td>
<td nowrap class="formdata" width="20%">
<input class="formdata" name="IPMin_2" type="text" size="20" maxlength="25" value="98.191.209.199" onblur="javascript: return check_ip_format(IPMin_2, IPMin_2.value);" />
</td>
<td class="listheader" width="2%"> </td>
<td nowrap class="formdata" width="20%">
<input class="formdata" name="IPMax_2" type="text" size="20" maxlength="25" value="98.191.209.255" onblur="javascript: return check_ip_format(IPMax_2, IPMax_2.value);" />
</td>
</tr>
<tr><td colspan="5"> </td></t
<tr><td colspan="5"> </td></t
</table>
</td>
</tr>
</table>
</td>
</tr>
</form>
</table>
</body>
</html>
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