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[2002-02-13 03:08 UTC] fred at observe dot co dot za
<?
$arg = '123';
// prints 123
echo "arg = $arg<br>\n";
// prints nothing
echo "is_array(arg) = ", is_array($arg), "<br>\n";
// prints 1
echo "arg[blah] = $arg[blah]<br>\n";
?>
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Last updated: Sun Dec 22 03:01:28 2024 UTC |
$string[...] and $string{...} both allow single character access to strings. the {} variant is recommended for PHP 4, but the older version using [] still works the indices inside [...] or {...} are interpreted as integers, strings are casted to integers, and (int)'blah' is zero, that's it