Flush (send) the output buffer
Syntax
ob_flush(): bool
Return
Returns true on success or false on failure.
Examples
1 · return
<?
ob_start();
echo 'output';
$return = ob_flush();
var_export($return);
?>outputtrue
2 · output
<?
ob_start();
echo 'output1';
ob_flush();
echo 'output2';
ob_flush();
?>output1output2
