Funções cURL
PHP Manual

curl_multi_select

(PHP 5, PHP 7)

curl_multi_selectWait for activity on any curl_multi connection

Descrição

int curl_multi_select ( resource $mh [, float $timeout = 1.0 ] )

Blocks until there is activity on any of the curl_multi connections.

Parâmetros

mh

Um cURL "multi handle" retornado por curl_multi_init().

timeout

Time, in seconds, to wait for a response.

Valor Retornado

On success, returns the number of descriptors contained in the descriptor sets. On failure, this function will return -1 on a select failure or timeout (from the underlying select system call).

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Funções cURL
PHP Manual