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@ 2014-06-11T14:31:10Z

<?php

function callback($output)
{
	return 'R';
}

ob_start('callback');

echo 'hello';

$b = ob_get_clean();

echo $b;

Output
Performance
VLD
References
Branches

ob_get_clean: documentation ( source)
ob_start: documentation ( source)

preferences:dark modelive preview

39.57 ms | 402 KiB | 5 Q