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sapi_windows_generate_ctrl_event() - php 选项信息函数

梵高2年前 (2023-11-21)阅读数 44#技术干货
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sapi_windows_generate_ctrl_event() - php 选项信息函数

sapi_windows_generate_ctrl_event()

(PHP 7 >= 7.4.0)

Send a CTRL event to another process

说明

sapi_windows_generate_ctrl_event(int $event[,int $pid= 0]): bool

Sends a CTRL event to another process in the same process group.

参数

$event

TheCTRLeven to send;eitherPHP_WINDOWS_EVENT_CTRL_CorPHP_WINDOWS_EVENT_CTRL_BREAK.

$pid

The ID of the process to which to send the event to.If0is given, the event is sent to all processes of the process group.

返回值

成功时返回TRUE,或者在失败时返回FALSE

范例

Basicsapi_windows_generate_ctrl_event()Usage

This example shows how to pass alongCTRL+BREAKevents to a child process. In this case the child process echoesI'm still aliveevery second, until the user pressesCTRL+BREAK, what causes only the child process to be terminated.


参见

  • proc_open()执行一个命令,并且打开用来输入/输出的文件指针。
  • sapi_windows_set_ctrl_handler()Set or remove a CTRL event handler

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