This is expected behaviour.
Ashley M. Kirchner wrote:
> I have the following snippet in my file:
>
> if ($PATH_INFO == "") { $PATH_INFO = "/"; }
> echo "PATH_INFO: $PATH_INFO<br>\n";
> // All we want is the fist element, call it $section
> list($section) = explode('/', substr($PATH_INFO,1));
explode() is string function and returns array of strings.
Therefore, type is integer.
> if (is_int($section)) {
> echo "section: $section<br>\n";
> } else {
> echo "Invalid section (NON_INT: $section)<br>\n";
> }
>
> Um, why does it fail when I hit the script with any INT?
'1' is not integer, but string.
1 is integer.
BTW, all user inputs(POST/GET/etc) are string.
--
Yasuo Ohgaki
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