- error_reporting: documentation ( source)
<?php
error_reporting(-1);
$arry = array(1=>1);
$notarry = NULL;
$intvar = 123;
echo "1. arry[1] = " . $arry[1] . "\n";
echo "2. arry[2] = " . $arry[2] . "\n";
echo "3. intvar[0] = " . $intvar[0] . "\n";
echo "4. intvar[1] = " . $intvar[1] . "\n";
echo "5. notarry[1] = " . $notarry[1] . "\n";