note 90217 added to function.explode
| From: | mike at osu1 dot php dot net | Date: | Fri, 10 Apr 2009 19:01:58 +0000 |
| Subject: | note 90217 added to function.explode | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-153056@lists.php.net to get a copy of this message | ||
If you explode an empty string, it does not return an empty array. It returns a single element array
with an empty element.
$test = '';
$test_array = explode(',',$test);
print_r($test_array);
// returns Array ( [0] => )
I was expecting it to act more like this:
$test = '';
$test_array = $test ? explode(',',$test) : array();
print_r($test_array);
// returns Array ()
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Manual Page -- http://www.php.net/manual/en/function.explode.php
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