<?php
$xyz = array ('a'=>'value1', 'b'=>'', 'c'=>'value3');
var_dump ($xyz); echo '<br />'; // let's see what we have
if (isset($xyz['b'])) $foo = $xyz['b']; // no complaints here
$foo = $xyz['b']; // this crashes
echo 'foo is set to:', $foo, ': end', '<br />';
array(3) {
["a"]=>
string(6) "value1"
["b"]=>
string(0) ""
["c"]=>
string(6) "value3"
}
<br />foo is set to:: end<br />
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0
array(3) {
["a"]=>
string(6) "value1"
["b"]=>
string(0) ""
["c"]=>
string(6) "value3"
}
<br />foo is set to:: end<br />