--TEST--
Test basic functionality of flush()
--FILE--
<?php
/*
* proto void flush(void)
* Function is implemented in ext/standard/basic_functions.c.
*/
// Verify return type
var_dump(flush());
// Ensure user buffers are not flushed by flush()
ob_start();
echo "Inside a user buffer\n";
flush();
ob_end_clean();
echo "Outside of any user buffers\n";
var_dump(flush());
?>
--EXPECT--
NULL
Outside of any user buffers
NULL
y~or5J ={Eeu磝Qk ᯘG{?+]ן?wM3X^歌>{7پK>on\jy R g/=fOroNVv~Y+ NGuÝHWyw[eQʨSb> >}Gmx[o[<{Ϯ_qF vM IENDB`
