[nfbcs] Form validation:
Aaron Cannon
cannona at fireantproductions.com
Sun Sep 9 00:24:14 UTC 2018
Are you getting any errors in the console? It looks like most of your
code is unintentionally commented out. Also, Chrome says that
document.writeline is not defined.
Aaron
On 9/8/18, Charles E. Black via nfbcs <nfbcs at nfbnet.org> wrote:
> Even when I change the code to this, it will still not give me the alert
> message:
>
> <!DOCTYPE html>
> <html>
> <head>
> <meta charset="utf-8" />
> <title>App1</title>
> <link href="css/default.css" rel="stylesheet" />
>
>
>
>
> <script type="text/javascript">
>
>
> /*
> function MM_findObj(n, d) { //v4.01
>
> var p, i, x; if (!d) d = document; if ((p = n.indexOf("?")) > 0
> && parent.frames.length) {
>
> d = parent.frames[n.substring(p + 1)].document; n =
> n.substring(0, p);
> }
>
> if (!(x = d[n]) && d.all) x = d.all[n]; for (i = 0; !x && i <
> d.forms.length; i++) x = d.forms[i][n];
>
> for (i = 0; !x && d.layers && i < d.layers.length; i++) x =
> MM_findObj(n, d.layers[i].document);
>
> if (!x && d.getElementById) x = d.getElementById(n); return x;
>
> }
>
> */
>
> function YY_checkform() {
> document.writeline("This works");
> }
> /*
> //copyright (c)1998,2002 Yaromat.com
>
> var args = YY_checkform.arguments;
> var myDot = true;
> var myV = '';
> var myErr = '';
> var addErr = false;
> var myReq;
>
> for (var i = 1; i < args.length; i = i + 4) {
>
> if (args[i + 1].charAt(0) == '#') {
> myReq = true;
> args[i + 1] = args[i + 1].substring(1);
> } else {
> myReq = false
> }
>
> if (myReq == true) {
> document.write("true");
> }
> }
> }
>
> var myObj = MM_findObj(args[i].replace(/\[\d+\]/ig, ""));
>
> myV = myObj.value;
>
> if (myObj.type == 'text' || myObj.type == 'password' ||
> myObj.type == 'hidden')
> {
>
> if (myReq && myObj.value.length == 0)
> {
> addErr = true
> }
>
> if ((myV.length > 0) && (args[i + 2] == 1)) {
>
> //fromto
>
> var myMa = args[i + 1].split('_');
> if (isNaN(myV) || myV < myMa[0] / 1 || myV >
> myMa[1]
> / 1) { addErr = true }
>
> }
> else if ((myV.length > 0) && (args[i + 2] == 2)) {
>
> var rx = new
> RegExp("^[\\w\.=-]+@[\\w\\.-]+\\.[a-z]{2,4}$");
> if (!rx.test(myV)) addErr = true;
>
> }
> else if ((myV.length > 0) && (args[i + 2] == 3))
> { // date
>
> var myMa = args[i + 1].split("#");
> var myAt = myV.match(myMa[0]);
>
> if (myAt)
> {
> var myD =
> (myAt[myMa[1]]) ? myAt[myMa[1]] : 1;
> var myM = myAt[myMa[2]] - 1;
> var myY = myAt[myMa[3]];
> var myDate = new
> Date(myY, myM, myD);
> if
> (myDate.getFullYear() != myY || myDate.getDate() != myD ||
> myDate.getMonth()
> != myM)
> {
> addErr =
> true
> };
>
> }
> else { addErr = true }
>
> }
>
> else if ((myV.length > 0) && (args[i + 2] == 4))
> { // time
>
> var myMa = args[i + 1].split("#");
> var myAt = myV.match(myMa[0]); if (!myAt) { addErr
> =
> true }
>
> }
>
> else if (myV.length > 0 && args[i + 2] == 5) { // check
> this 2
>
> var myObj1 = MM_findObj(args[i +
> 1].replace(/\[\d+\]/ig, ""));
>
> if (myObj1.length)
> myObj1 =
> myObj1[args[i + 1].replace(/(.*\[)|(\].*)/ig, "")];
>
> if (!myObj1.checked)
> {
> addErr = true
> }
>
> }
>
> else if (myV.length > 0 && args[i + 2] == 6)
> { // the same
> var myObj1 =
> MM_findObj(args[i + 1]);
>
> if (myV != myObj1.value)
> {
> addErr = true
> }
>
> }
>
> }
>
> else
>
> if (!myObj.type && myObj.length > 0 && myObj[0].type ==
> 'radio')
>
> {
>
> var myTest = args[i].match(/(.*)\[(\d+)\].*/i);
>
> var myObj1 = (myObj.length > 1) ? myObj[myTest[2]]
> :
> myObj;
>
> if (args[i + 2] == 1 && myObj1 && myObj1.checked &&
> MM_findObj(args[i + 1]).value.length / 1 == 0)
>
> {
> addErr = true
> }
>
> if (args[i + 2] == 2)
>
> {
>
> var myDot = false;
>
> for (var j = 0; j < myObj.length; j++)
> {
> myDot = myDot || myObj[j].checked
> }
>
> if (!myDot)
>
> {
>
> myErr += '* ' + args[i + 3] + '\n'
>
> }
>
> }
>
> }
>
> else if (myObj.type == 'checkbox')
>
> {
>
> if (args[i + 2] == 1 && myObj.checked == false)
>
> {
>
> addErr = true
> }
>
> if (args[i + 2] == 2 && myObj.checked &&
> MM_findObj(args[i + 1]).value.length / 1 == 0)
>
> {
> addErr = true
>
> }
>
> }
>
> else if (myObj.type == 'select-one' || myObj.type ==
> 'select-multiple') {
>
> if (args[i + 2] == 1 && myObj.selectedIndex / 1 ==
> 0)
>
> {
>
> addErr = true
> }
>
> }
>
> else if (myObj.type == 'textarea')
> {
>
> if (myV.length < args[i + 1])
> { addErr = true }
>
> }
>
> if (addErr) { myErr += '* ' + args[i + 3] + '\n'; addErr =
> false }
>
> // window.close();
>
> }
>
> if (myErr != '') { alert('The required information is
> incomplete
> or contains errors:\t\t\t\t\t\n\n' + myErr) }
>
> // document.MM_returnValue = (myErr == '');
>
> }
> */
> //-->
>
> </script>
>
> </head>
> <body>
> <div>
>
> <form name="form1" method="post"
> onsubmit="YY_checkform('form1','DateTaken','#q','0','Please enter a valid
> date \(mm/dd/yy\).');return document.MM_returnValue; " >
> <input id="DateTaken" type="text" />
>
> <input id="Submit1" type="submit" value="submit"
> />
> </form>
>
>
> </div>
>
>
> </body>
> </html>
>
> -----Original Message-----
> From: nfbcs <nfbcs-bounces at nfbnet.org> On Behalf Of Aaron Cannon via nfbcs
> Sent: Saturday, September 8, 2018 7:55 PM
> To: NFB in Computer Science Mailing List <nfbcs at nfbnet.org>
> Cc: Aaron Cannon <cannona at fireantproductions.com>
> Subject: Re: [nfbcs] Form validation:
>
> Hi.
>
> Yes, I have experience with this. How can I help?
>
> Feel free to reach out to me directly at cannona at fireantproductions.com if
> you would like.
>
> Aaron
>
> --
> This message was sent from a mobile device
>
>
>> On Sep 8, 2018, at 18:48, Charles E. Black via nfbcs <nfbcs at nfbnet.org>
> wrote:
>>
>> Does anyone know anything about form validation using JavaScript. I am
>> having a struggle with this one form and would like to speak with
>> someone concerning it. Thanks!
>>
>>
>> _______________________________________________
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> nfbcs:
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>> oductions.com
>
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>
>
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