Flush (send) the return value of the active output handler and turn the active output buffer off

# ob_end_flush

(PHP 4, PHP 5, PHP 7, PHP 8)

ob_end_flush — Flush (send) the return value of the active output handler and turn the active output buffer off

### Description

ob_end_flush(): bool

This function calls the output handler (with the `PHP_OUTPUT_HANDLER_FINAL` flag), flushes (sends) it's return value, discards the contents of the active output buffer and turns off the active output buffer.

ob_end_flush() will fail without an active output buffer started with the `PHP_OUTPUT_HANDLER_REMOVABLE` flag.

ob_end_flush() will flush (send) the return value of the output handler even if the active output buffer was started without the `PHP_OUTPUT_HANDLER_FLUSHABLE` flag.

### Parameters

This function has no parameters.

### Return Values

Returns `true` on success or `false` on failure.

### Errors/Exceptions

If the function fails it generates an `E_NOTICE`.

### Examples

Example #1 ob_end_flush() example

The following example shows an easy way to flush and end all output buffers:

`<?php
while (@ob_end_flush());
?>`

### See Also

- ob_start() - Turn on output buffering
- ob_get_contents() - Return the contents of the output buffer
- ob_flush() - Flush (send) the return value of the active output handler
- ob_get_flush() - Flush (send) the return value of the active output handler, return the contents of the active output buffer and turn it off
- ob_end_clean() - Clean (erase) the contents of the active output buffer and turn it off

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