Comments on: Creating a CAPTCHA in PHP with GD http://www.ultramegatech.com/2008/12/creating-a-captcha-php/ Web development blog Wed, 11 Apr 2012 03:57:31 +0000 hourly 1 http://wordpress.org/?v=3.3.1 By: lucas http://www.ultramegatech.com/2008/12/creating-a-captcha-php/comment-page-1/#comment-1926 lucas Tue, 06 Dec 2011 09:52:26 +0000 http://www.ultramegatech.com/blog/?p=139#comment-1926 Hi, Thank you very, very much. Very useful. Lucas from Slovakia Hi,

Thank you very, very much. Very useful.

Lucas from Slovakia

]]> By: Vishwa Rajakaruna http://www.ultramegatech.com/2008/12/creating-a-captcha-php/comment-page-1/#comment-1864 Vishwa Rajakaruna Thu, 25 Aug 2011 04:56:23 +0000 http://www.ultramegatech.com/blog/?p=139#comment-1864 I integrated the logic with oop. Works like a charm. Thanks a lot. If you can add ajax image refresher too... I integrated the logic with oop. Works like a charm. Thanks a lot.
If you can add ajax image refresher too…

]]> By: MC6800 http://www.ultramegatech.com/2008/12/creating-a-captcha-php/comment-page-1/#comment-1841 MC6800 Sun, 17 Jul 2011 13:04:13 +0000 http://www.ultramegatech.com/blog/?p=139#comment-1841 I think this is a very useful script. This script is very handy, my board is protected. I'm very grateful to you. Thank you. I think this is a very useful script.
This script is very handy, my board is protected.
I’m very grateful to you.

Thank you.

]]> By: Sreejith http://www.ultramegatech.com/2008/12/creating-a-captcha-php/comment-page-1/#comment-1742 Sreejith Thu, 27 Jan 2011 07:02:21 +0000 http://www.ultramegatech.com/blog/?p=139#comment-1742 Good script, Thank you Good script, Thank you

]]> By: Benek http://www.ultramegatech.com/2008/12/creating-a-captcha-php/comment-page-1/#comment-1211 Benek Mon, 10 May 2010 20:09:17 +0000 http://www.ultramegatech.com/blog/?p=139#comment-1211 Good script. Works Excellent. thanks Good script. Works Excellent. thanks

]]> By: Steve http://www.ultramegatech.com/2008/12/creating-a-captcha-php/comment-page-1/#comment-1133 Steve Mon, 08 Feb 2010 19:37:38 +0000 http://www.ultramegatech.com/blog/?p=139#comment-1133 The file that generates the image must be in a separate file from everything else. It is included as an image in your form HTML markup. So you should have at least 2 PHP files. The file that generates the image must be in a separate file from everything else. It is included as an image in your form HTML markup. So you should have at least 2 PHP files.

]]> By: ron http://www.ultramegatech.com/2008/12/creating-a-captcha-php/comment-page-1/#comment-1132 ron Sun, 07 Feb 2010 17:09:26 +0000 http://www.ultramegatech.com/blog/?p=139#comment-1132 hi first,thanks for this tutorial. i have one problem: the captcha is generated and re-generated on each page refresh, which is good. but the form refuse to appear on the browser. i have puted all the code on the same file, am i right? what am i missing here? hope for help:) hi

first,thanks for this tutorial. i have one problem: the captcha is generated and re-generated on each page refresh, which is good.
but the form refuse to appear on the browser. i have puted all the code on the same file, am i right?

what am i missing here?

hope for help:)

]]> By: Steve http://www.ultramegatech.com/2008/12/creating-a-captcha-php/comment-page-1/#comment-1114 Steve Tue, 12 Jan 2010 01:40:04 +0000 http://www.ultramegatech.com/blog/?p=139#comment-1114 Make sure there is no text before <?php in the beginning of captcha.php. This includes any whitespace. Make sure there is no text before <?php in the beginning of captcha.php. This includes any whitespace.

]]> By: beau http://www.ultramegatech.com/2008/12/creating-a-captcha-php/comment-page-1/#comment-1113 beau Tue, 12 Jan 2010 01:24:03 +0000 http://www.ultramegatech.com/blog/?p=139#comment-1113 BTW gd is enabled and the ttf is uploaded. BTW gd is enabled and the ttf is uploaded.

]]> By: beau http://www.ultramegatech.com/2008/12/creating-a-captcha-php/comment-page-1/#comment-1112 beau Tue, 12 Jan 2010 01:16:29 +0000 http://www.ultramegatech.com/blog/?p=139#comment-1112 Here is the error I am getting. I can't get the captcha to appear. I only see alt text and a broken image. Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /home/emsmcs/public_html/captcha.php:2) in /home/emsmcs/public_html/captcha.php on line 4 Warning: Cannot modify header information - headers already sent by (output started at /home/emsmcs/public_html/captcha.php:2) in /home/emsmcs/public_html/captcha.php on line 58 Warning: Cannot modify header information - headers already sent by (output started at /home/emsmcs/public_html/captcha.php:2) in /home/emsmcs/public_html/captcha.php on line 59 Warning: Cannot modify header information - headers already sent by (output started at /home/emsmcs/public_html/captcha.php:2) in /home/emsmcs/public_html/captcha.php on line 62 Here is the error I am getting. I can’t get the captcha to appear. I only see alt text and a broken image.

Warning: session_start() [function.session-start]: Cannot send session cache limiter – headers already sent (output started at /home/emsmcs/public_html/captcha.php:2) in /home/emsmcs/public_html/captcha.php on line 4

Warning: Cannot modify header information – headers already sent by (output started at /home/emsmcs/public_html/captcha.php:2) in /home/emsmcs/public_html/captcha.php on line 58

Warning: Cannot modify header information – headers already sent by (output started at /home/emsmcs/public_html/captcha.php:2) in /home/emsmcs/public_html/captcha.php on line 59

Warning: Cannot modify header information – headers already sent by (output started at /home/emsmcs/public_html/captcha.php:2) in /home/emsmcs/public_html/captcha.php on line 62

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