Output Control Functions
PHP Manual

ob_get_flush

Flush the output buffer, return it as a string and turn off output buffering

Description

string ob_get_flush ( void )

ob_get_flush flushes the output buffer, return it as a string and turns off output buffering.

The output buffer must be started by ob_start with PHP_OUTPUT_HANDLER_FLUSHABLE flag. Otherwise ob_get_flush will not work.

Note: This function is similar to ob_end_flush, except that this function returns the buffer as a string.

Return Values

Returns the output buffer or FALSE if no buffering is active.

Examples

Example #1 ob_get_flush example

<?php
//using output_buffering=On
print_r(ob_list_handlers());

//save buffer in a file
$buffer = ob_get_flush();
file_put_contents('buffer.txt', $buffer);

print_r(ob_list_handlers());
?>

The above example will output:

Array
(
    [0] => default output handler
)
Array
(
)

See Also

  • ob_end_clean
  • ob_end_flush
  • ob_list_handlers