- ob_get_clean: documentation ( source)
- ob_start: documentation ( source)
- print_r: documentation ( source)
- ob_get_status: documentation ( source)
<?php
ob_start();
echo "ob_0";
ob_start();
echo "ob_1";
ob_start();
echo "ob_2";
print_r(ob_get_status(true));
$ob2 = ob_get_clean();
$ob1 = ob_get_clean();
$ob0 = ob_get_clean();
echo "0: ".$ob0."\n";
echo "1: ".$ob1."\n";
echo "2: ".$ob2."\n";