Php Image Captcha file – the actual code
through which we are displaying the code as image is
as follows.we have used session to store the value of
variable, generated the random number using some hash
function ,and using gd library fuctions, have designed
it as an image.
Checking Captcha Next Page - this
snippet checks weather code coming from last page and
the one generated from php_captcha file and stored in
session are the same or not.
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