stream_context_get_options
stream_context_set_params
Stream Функции
PHP Manual

# stream_context_set_option

(PHP 4 >= 4.3.0, PHP 5)

stream_context_set_option — Sets an option for a stream/wrapper/context

### Description

bool stream_context_set_option ( resource `$stream_or_context` , string `$wrapper` , string `$option` , mixed `$value` )
bool stream_context_set_option ( resource `$stream_or_context` , array `$options` )

Sets an option on the specified context. `value` is set to `option` for `wrapper`

stream_context_get_options
stream_context_set_params
Stream Функции
PHP Manual