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# http_throttle

(PECL)

http_throttle -- HTTP throttling

## Descrição

void http_throttle ( [float sec [, int bytes = 40960]] )

Sets the throttle delay and send buffer size.

> Nota: This function is supposed to be used in conjunction with http_send_data(), http_send_file() e http_send_stream().

> Nota: Provides a basic throttling mechanism, which will yield the current process respectively thread until the entity has been completely sent.

> Nota: This may not work as expected with the following SAPI(s): FastCGI.

## Parâmetros

`sec`

  seconds to sleep after each chunk sent

`bytes`

  the chunk size in bytes

## Exemplos

Exemplo 1. A http_throttle() example Send file with approximately 20 kbyte/s.
`<?php // ~ 20 kbyte/s # http_throttle(1, 20000); # http_throttle(0.5, 10000); http_throttle(0.1, 2000); http_send_file('document.pdf'); ?> ?>`

## Veja também

http_send_data()
http_send_file()
http_send_stream()
the HttpResponse class if you are using PHP-5.1 and above

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