PHP Manual
Inotify 函数
Return a number upper than zero if there are pending events

inotify_queue_len

(PECL inotify >= 0.1.2)

inotify_queue_len — Return a number upper than zero if there are pending events

说明

inotify_queue_len ( resource $inotify_instance ) : int

This function allows to know if inotify_read() will block or not. If a number upper than zero is returned, there are pending events and inotify_read() will not block.

参数

inotify_instance: inotify_init()返回的资源

返回值

Returns a number upper than zero if there are pending events.

参见

inotify_init() - Initialize an inotify instance
stream_select() - Runs the equivalent of the select() system call on the given arrays of streams with a timeout specified by tv_sec and tv_usec
stream_set_blocking() - 为资源流设置阻塞或者阻塞模式

php ev return the number of times the default event loop has polled for new events php cubrid mysql 兼容性函数 return the number of rows affected by the last sql statement php cubrid 函数 return the number of columns in the result set php cubrid mysql 兼容性函数 return the number of columns in the result set php cubrid mysql 兼容性函数 ping a server connection or reconnect if there is no connection php direct io 函数 opens a file creating it if necessary at a lower level than the c library input/ouput stream functions allow php eio 函数 can be to be called whenever there are pending requests that need finishing php gmp 函数 check if number is probably prime php firebird/interbase 函数 return the number of rows that were affected by the previous query php iis 函数 return the instance number associated with the comment php inotify 函数 return a number upper than zero if there are pending events php inotify 函数 read events from an inotify instance php maxdb 函数 return the number of rows in statements result set php mysqlnd qc 函数 returns information on the current handler the number of cache entries and cache entries if available php odbc 函数 return column number php runkit 函数 determines if the current functions return value will be used php svn 函数 return true if everything is ok false otherwise php svn 函数 return true if content is different false otherwise php svn 函数 deletes a file or a directory return true if all is ok false otherwise php svn 函数 return true if props are different false otherwise