PHP 8.3.0 RC 6 available for testing

streamWrapper::stream_set_option

(PHP 5 >= 5.3.0, PHP 7, PHP 8)

streamWrapper::stream_set_optionChange stream options

说明

public streamWrapper::stream_set_option(int $option, int $arg1, int $arg2): bool

This method is called to set options on the stream.

参数

option

One of:

arg1

If option is

  • STREAM_OPTION_BLOCKING: requested blocking mode (1 meaning block 0 not blocking).
  • STREAM_OPTION_READ_TIMEOUT: the timeout in seconds.
  • STREAM_OPTION_WRITE_BUFFER: buffer mode (STREAM_BUFFER_NONE or STREAM_BUFFER_FULL).

arg2

If option is

  • STREAM_OPTION_BLOCKING: This option is not set.
  • STREAM_OPTION_READ_TIMEOUT: the timeout in microseconds.
  • STREAM_OPTION_WRITE_BUFFER: the requested buffer size.

返回值

成功时返回 true, 或者在失败时返回 false。 If option is not implemented, false should be returned.

参见

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