note 37070 added to function.stristr
| From: | paulphp at springfrog dot com | Date: | Sat, 01 Nov 2003 15:30:45 +0000 |
| Subject: | note 37070 added to function.stristr | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-59635@lists.php.net to get a copy of this message | ||
Regarding the problem (posted by Dan) of checking for a zero where the zero is at the end of a
string, the following will work. Note that !== is used rather than != which doesn't work.
$total = "Your total is 0";
$srchstrng = "0";
if (stristr($total, $srchstrng) !== FALSE)
{
echo "you have nothing";
}
This will correctly output "you have nothing", indicating the zero was correctly
identified as being in the $total string.
(Discovered after experimenting with comparison operators detailed on this page: http://www.php.net/manual/en/language.operators.comparison
.)
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Manual Page -- http://www.php.net/manual/en/function.stristr.php
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