PHP5中文手册·Convert a pathname and a project identifier to a System V IPC key -- 追寻梦想＞编程乐园＞PHP 编程

说明

int ftok ( string $pathname , string $proj )

The function converts the pathname of an existing accessible file and a project identifier into an integer for use with for example shmop_open() and other System V IPC keys.

参数

pathname: Path to an accessible file.
proj: Project identifier. This must be a one character string.

返回值

On success the return value will be the created key value, otherwise -1 is returned.


	PHP5中文手册 Semaphore msg_get_queue Semaphore PHP Manual ftok (PHP 4 >= 4.2.0, PHP 5) ftok — Convert a pathname and a project identifier to a System V IPC key 说明 int ftok ( string `$pathname` , string `$proj` ) The function converts the `pathname` of an existing accessible file and a project identifier into an integer for use with for example shmop_open() and other System V IPC keys. 参数 `pathname` Path to an accessible file. `proj` Project identifier. This must be a one character string. 返回值 On success the return value will be the created key value, otherwise -1 is returned. 参见 shmop_open() sem_get() Semaphore msg_get_queue Semaphore PHP Manual

ftok

说明

参数

返回值

参见