PHP Manual
Eio 函数
Change file last access and modification times

eio_utime

(PECL eio >= 0.0.1dev)

eio_utime — Change file last access and modification times

说明

eio_utime ( string $path , float $atime , float $mtime [, int $pri = EIO_PRI_DEFAULT [, callable $callback = NULL [, mixed $data = NULL ]]] ) : resource

参数

path

Path to the file.

atime

Access time

mtime

Modification time

pri

请求的优先级：EIO_PRI_DEFAULT，EIO_PRI_MIN，EIO_PRI_MAX 或 NULL。如果是 NULL，pri 将设为 EIO_PRI_DEFAULT。

callback

callback 函数在请求完成时被调用。其应匹配一下原型：

void callback(mixed $data, int $result[, resource $req]);

data: 传递给请求的用户数据。
result: 针对请求的结果的值。通常是相应的系统调用返回的值。
req: 可选的请求资源，可被 eio_get_last_error() 之类的函数使用。

data

Arbitrary variable passed to callback.

返回值

eio_utime() returns request resource on success or FALSE on error.

参见

eio_futime

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