EventBufferEvent
PHP 手册

EventBufferEvent::getDnsErrorString

(PECL event >= 1.2.6-beta)

EventBufferEvent::getDnsErrorStringReturns string describing the last failed DNS lookup attempt

说明

public string EventBufferEvent::getDnsErrorString ( void )

Returns string describing the last failed DNS lookup attempt made by EventBufferEvent::connectHost() , or an empty string, if there is no DNS error detected.

参数

此函数没有参数。

返回值

Returns a string describing DNS lookup error, or an empty string for no error.

参见


EventBufferEvent
PHP 手册