(PECL pecl_http:0.10.0-1.5.5)
HttpRequestPool::attach — Attach HttpRequest
Attach an HttpRequest object to this HttpRequestPool.
Set all options prior attaching!
an HttpRequest object not already attached to any HttpRequestPool object
如果成功則回傳 TRUE,失敗則回傳 FALSE。
Throws HttpInvalidParamException, HttpRequestException, HttpRequestPoolException, HttpEncodingException.