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Re: Limiting # characters in textarea [message #182543 is a reply to message #182533]

Mon, 12 August 2013 17:48

bill
Messages: 310
Registered: October 2010

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Senior Member

On 2013-08-10 8:52 PM, Richard Damon wrote:
> On 8/10/13 4:54 PM, Twayne wrote:
>> Hi all,
>>
>> Win 7, XAMPP Local Server, PHP 5.3. Target; Online Submitted Forms for
>> the general public:
>>
>> I am trying to come up with a way to force a limit to the length of a
>> textarea. It would be nice, but it's not a dealbreaker if it's not
>> reasonable to do due to imposed limitations, if a counter could display
>> characters entered or characters left. Or even just stopping accepting
>> digits when the limit is reached would also be acceptable. I'm pretty
>> flexible; exact counts aren't even necessary if they're just ballpark
>> numbers.
>>
>> I discovered maxlength has been added to HTML 5 but many people aren't
>> using HTML 5 compatibility yet.
>> I've located several ways to make it happen that use javascript or
>> JQuery, but javascript isn't allowed to be used in this case. I've done
>> a fair amount of research without any real success, I'm afraid.
>>
>> The limitation I want to impose is in addition the the "standard" ways
>> of validating the textarea. I don't want to be victimized by a
>> "character bomb" or something similar that goes on for pages and pages,
>> for instance.
>> Using only HTML or PHP or a combo of the two, might anyone here have a
>> proven method for limiting the length of a textarea other than
>> truncating it without the sender's knowledge?
>>
>> Except for js and the like, I'm open to alternatives, of course.
>> Although code is always nice, air code often suffices too.
>>
>> Thanks in advance,
>>
>> Twayne`
>
> No matter what you place in your form to limit the field, you script
> still needs to be robust against an over-length field, as the submission
> is user controlled, and may possible contain any data the user wishes to
> send. (Validate ALL user input).
>
> You can always get around the "without the sender's knowledge" by having
> the validation send the user a message (on the resultant page), and
> possible ask for confirmation.
>

That's a good point and I agree since I've already shown the message
content to the user on the page with the Submit button. I'm thinking I
may need to go to js but I'm looking at some PHP solutions that might be
possible; no idea yet, really.

Thanks,

Twayne`

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[Message index]

		Limiting # characters in textarea By: bill on Sat, 10 August 2013 20:54
		Re: Limiting # characters in textarea By: Martin Leese on Sat, 10 August 2013 23:11
		Re: Limiting # characters in textarea By: bill on Sat, 10 August 2013 23:23
		Re: Limiting # characters in textarea By: BootNic on Sun, 11 August 2013 01:57
		Re: Limiting # characters in textarea By: Norman Peelman on Sat, 10 August 2013 23:23
		Re: Limiting # characters in textarea By: bill on Mon, 12 August 2013 17:43
		Re: Limiting # characters in textarea By: Norman Peelman on Mon, 12 August 2013 22:13
		Re: Limiting # characters in textarea By: Jerry Stuckle on Sat, 10 August 2013 23:36
		Re: Limiting # characters in textarea By: Richard Damon on Sun, 11 August 2013 00:52
		Re: Limiting # characters in textarea By: bill on Mon, 12 August 2013 17:48
		Re: Limiting # characters in textarea By: Allodoxaphobia on Sun, 11 August 2013 16:39

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