- substr: documentation ( source)
- set_error_handler: documentation ( source)
<?php
function handler()
{
}
set_error_handler('handler');
function func()
{
$var = 'test';
$array = array();
$value = $array[$var];
$realVar = $var;
substr($var, -1);
$anotherValue = 'a';
$value['a'];
}
$items = new ArrayObject(array(1));
unset($items[0]);
unset($items[0][0]);
func();